31801221120

素因数分解:

$2^{13}\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{257}}^1$

素因数の和:363

約数の個数: 448

約数和(自身を含む): 109559018880

約数和(自身を除く): 77757797760

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 19, 20, 24, 30, 32, 38, 40, 48, 53, 57, 60, 64, 76, 80, 95, 96, 106, 114, 120, 128, 152, 159, 160, 190, 192, 212, 228, 240, 256, 257, 265, 285, 304, 318, 320, 380, 384, 424, 456, 480, 512, 514, 530, 570, 608, 636, 640, 760, 768, 771, 795, 848, 912, 960, 1007, 1024, 1028, 1060, 1140, 1216, 1272, 1280, 1285, 1520, 1536, 1542, 1590, 1696, 1824, 1920, 2014, 2048, 2056, 2120, 2280, 2432, 2544, 2560, 2570, 3021, 3040, 3072, 3084, 3180, 3392, 3648, 3840, 3855, 4028, 4096, 4112, 4240, 4560, 4864, 4883, 5035, 5088, 5120, 5140, 6042, 6080, 6144, 6168, 6360, 6784, 7296, 7680, 7710, 8056, 8192, 8224, 8480, 9120, 9728, 9766, 10070, 10176, 10240, 10280, 12084, 12160, 12288, 12336, 12720, 13568, 13621, 14592, 14649, 15105, 15360, 15420, 16112, 16448, 16960, 18240, 19456, 19532, 20140, 20352, 20480, 20560, 24168, 24320, 24415, 24576, 24672, 25440, 27136, 27242, 29184, 29298, 30210, 30720, 30840, 32224, 32896, 33920, 36480, 38912, 39064, 40280, 40704, 40863, 40960, 41120, 48336, 48640, 48830, 49344, 50880, 54272, 54484, 58368, 58596, 60420, 61440, 61680, 64448, 65792, 67840, 68105, 72960, 73245, 77824, 78128, 80560, 81408, 81726, 82240, 96672, 97280, 97660, 98688, 101760, 108544, 108968, 116736, 117192, 120840, 122880, 123360, 128896, 131584, 135680, 136210, 145920, 146490, 155648, 156256, 161120, 162816, 163452, 164480, 193344, 194560, 195320, 197376, 203520, 204315, 217088, 217936, 233472, 234384, 241680, 246720, 257792, 258799, 263168, 271360, 272420, 291840, 292980, 312512, 322240, 325632, 326904, 328960, 386688, 389120, 390640, 394752, 407040, 408630, 434176, 435872, 466944, 468768, 483360, 493440, 515584, 517598, 526336, 542720, 544840, 583680, 585960, 625024, 644480, 651264, 653808, 657920, 773376, 776397, 778240, 781280, 789504, 814080, 817260, 871744, 937536, 966720, 986880, 1031168, 1035196, 1052672, 1085440, 1089680, 1167360, 1171920, 1250048, 1288960, 1293995, 1302528, 1307616, 1315840, 1546752, 1552794, 1562560, 1579008, 1628160, 1634520, 1743488, 1875072, 1933440, 1973760, 2062336, 2070392, 2105344, 2170880, 2179360, 2334720, 2343840, 2500096, 2577920, 2587990, 2615232, 2631680, 3093504, 3105588, 3125120, 3158016, 3256320, 3269040, 3486976, 3750144, 3866880, 3881985, 3947520, 4124672, 4140784, 4358720, 4687680, 5000192, 5155840, 5175980, 5230464, 5263360, 6187008, 6211176, 6250240, 6316032, 6512640, 6538080, 6973952, 7500288, 7733760, 7763970, 7895040, 8249344, 8281568, 8717440, 9375360, 10000384, 10311680, 10351960, 10460928, 10526720, 12374016, 12422352, 12500480, 13076160, 13947904, 15000576, 15467520, 15527940, 15790080, 16563136, 17434880, 18750720, 20000768, 20623360, 20703920, 20921856, 24748032, 24844704, 25000960, 26152320, 27895808, 30001152, 30935040, 31055880, 31580160, 33126272, 34869760, 37501440, 40001536, 41246720, 41407840, 41843712, 49689408, 50001920, 52304640, 55791616, 60002304, 61870080, 62111760, 66252544, 69739520, 75002880, 82815680, 83687424, 99378816, 100003840, 104609280, 111583232, 120004608, 123740160, 124223520, 132505088, 139479040, 150005760, 165631360, 167374848, 198757632, 200007680, 209218560, 248447040, 265010176, 278958080, 300011520, 331262720, 334749696, 397515264, 418437120, 496894080, 530020352, 557916160, 600023040, 662525440, 795030528, 836874240, 993788160, 1060040704, 1325050880, 1590061056, 1673748480, 1987576320, 2120081408, 2650101760, 3180122112, 3975152640, 5300203520, 6360244224, 7950305280, 10600407040, 15900610560, 31801221120]

約数ペア:

[(1, 31801221120), (2, 15900610560), (3, 10600407040), (4, 7950305280), (5, 6360244224), (6, 5300203520), (8, 3975152640), (10, 3180122112), (12, 2650101760), (15, 2120081408), (16, 1987576320), (19, 1673748480), (20, 1590061056), (24, 1325050880), (30, 1060040704), (32, 993788160), (38, 836874240), (40, 795030528), (48, 662525440), (53, 600023040), (57, 557916160), (60, 530020352), (64, 496894080), (76, 418437120), (80, 397515264), (95, 334749696), (96, 331262720), (106, 300011520), (114, 278958080), (120, 265010176), (128, 248447040), (152, 209218560), (159, 200007680), (160, 198757632), (190, 167374848), (192, 165631360), (212, 150005760), (228, 139479040), (240, 132505088), (256, 124223520), (257, 123740160), (265, 120004608), (285, 111583232), (304, 104609280), (318, 100003840), (320, 99378816), (380, 83687424), (384, 82815680), (424, 75002880), (456, 69739520), (480, 66252544), (512, 62111760), (514, 61870080), (530, 60002304), (570, 55791616), (608, 52304640), (636, 50001920), (640, 49689408), (760, 41843712), (768, 41407840), (771, 41246720), (795, 40001536), (848, 37501440), (912, 34869760), (960, 33126272), (1007, 31580160), (1024, 31055880), (1028, 30935040), (1060, 30001152), (1140, 27895808), (1216, 26152320), (1272, 25000960), (1280, 24844704), (1285, 24748032), (1520, 20921856), (1536, 20703920), (1542, 20623360), (1590, 20000768), (1696, 18750720), (1824, 17434880), (1920, 16563136), (2014, 15790080), (2048, 15527940), (2056, 15467520), (2120, 15000576), (2280, 13947904), (2432, 13076160), (2544, 12500480), (2560, 12422352), (2570, 12374016), (3021, 10526720), (3040, 10460928), (3072, 10351960), (3084, 10311680), (3180, 10000384), (3392, 9375360), (3648, 8717440), (3840, 8281568), (3855, 8249344), (4028, 7895040), (4096, 7763970), (4112, 7733760), (4240, 7500288), (4560, 6973952), (4864, 6538080), (4883, 6512640), (5035, 6316032), (5088, 6250240), (5120, 6211176), (5140, 6187008), (6042, 5263360), (6080, 5230464), (6144, 5175980), (6168, 5155840), (6360, 5000192), (6784, 4687680), (7296, 4358720), (7680, 4140784), (7710, 4124672), (8056, 3947520), (8192, 3881985), (8224, 3866880), (8480, 3750144), (9120, 3486976), (9728, 3269040), (9766, 3256320), (10070, 3158016), (10176, 3125120), (10240, 3105588), (10280, 3093504), (12084, 2631680), (12160, 2615232), (12288, 2587990), (12336, 2577920), (12720, 2500096), (13568, 2343840), (13621, 2334720), (14592, 2179360), (14649, 2170880), (15105, 2105344), (15360, 2070392), (15420, 2062336), (16112, 1973760), (16448, 1933440), (16960, 1875072), (18240, 1743488), (19456, 1634520), (19532, 1628160), (20140, 1579008), (20352, 1562560), (20480, 1552794), (20560, 1546752), (24168, 1315840), (24320, 1307616), (24415, 1302528), (24576, 1293995), (24672, 1288960), (25440, 1250048), (27136, 1171920), (27242, 1167360), (29184, 1089680), (29298, 1085440), (30210, 1052672), (30720, 1035196), (30840, 1031168), (32224, 986880), (32896, 966720), (33920, 937536), (36480, 871744), (38912, 817260), (39064, 814080), (40280, 789504), (40704, 781280), (40863, 778240), (40960, 776397), (41120, 773376), (48336, 657920), (48640, 653808), (48830, 651264), (49344, 644480), (50880, 625024), (54272, 585960), (54484, 583680), (58368, 544840), (58596, 542720), (60420, 526336), (61440, 517598), (61680, 515584), (64448, 493440), (65792, 483360), (67840, 468768), (68105, 466944), (72960, 435872), (73245, 434176), (77824, 408630), (78128, 407040), (80560, 394752), (81408, 390640), (81726, 389120), (82240, 386688), (96672, 328960), (97280, 326904), (97660, 325632), (98688, 322240), (101760, 312512), (108544, 292980), (108968, 291840), (116736, 272420), (117192, 271360), (120840, 263168), (122880, 258799), (123360, 257792), (128896, 246720), (131584, 241680), (135680, 234384), (136210, 233472), (145920, 217936), (146490, 217088), (155648, 204315), (156256, 203520), (161120, 197376), (162816, 195320), (163452, 194560), (164480, 193344)]