261616320

素因数分解:

$2^6\times 3^2\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{683}}^1$

素因数の和:732

約数の個数: 336

約数和(自身を含む): 1084112640

約数和(自身を除く): 822496320

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 19, 20, 21, 24, 28, 30, 32, 35, 36, 38, 40, 42, 45, 48, 56, 57, 60, 63, 64, 70, 72, 76, 80, 84, 90, 95, 96, 105, 112, 114, 120, 126, 133, 140, 144, 152, 160, 168, 171, 180, 190, 192, 210, 224, 228, 240, 252, 266, 280, 285, 288, 304, 315, 320, 336, 342, 360, 380, 399, 420, 448, 456, 480, 504, 532, 560, 570, 576, 608, 630, 665, 672, 683, 684, 720, 760, 798, 840, 855, 912, 960, 1008, 1064, 1120, 1140, 1197, 1216, 1260, 1330, 1344, 1366, 1368, 1440, 1520, 1596, 1680, 1710, 1824, 1995, 2016, 2049, 2128, 2240, 2280, 2394, 2520, 2660, 2732, 2736, 2880, 3040, 3192, 3360, 3415, 3420, 3648, 3990, 4032, 4098, 4256, 4560, 4781, 4788, 5040, 5320, 5464, 5472, 5985, 6080, 6147, 6384, 6720, 6830, 6840, 7980, 8196, 8512, 9120, 9562, 9576, 10080, 10245, 10640, 10928, 10944, 11970, 12294, 12768, 12977, 13660, 13680, 14343, 15960, 16392, 18240, 19124, 19152, 20160, 20490, 21280, 21856, 23905, 23940, 24588, 25536, 25954, 27320, 27360, 28686, 30735, 31920, 32784, 38248, 38304, 38931, 40980, 42560, 43029, 43712, 47810, 47880, 49176, 51908, 54640, 54720, 57372, 61470, 63840, 64885, 65568, 71715, 76496, 76608, 77862, 81960, 86058, 90839, 95620, 95760, 98352, 103816, 109280, 114744, 116793, 122940, 127680, 129770, 131136, 143430, 152992, 155724, 163920, 172116, 181678, 191240, 191520, 194655, 196704, 207632, 215145, 218560, 229488, 233586, 245880, 259540, 272517, 286860, 305984, 311448, 327840, 344232, 363356, 382480, 383040, 389310, 393408, 415264, 430290, 454195, 458976, 467172, 491760, 519080, 545034, 573720, 583965, 622896, 655680, 688464, 726712, 764960, 778620, 817551, 830528, 860580, 908390, 917952, 934344, 983520, 1038160, 1090068, 1147440, 1167930, 1245792, 1362585, 1376928, 1453424, 1529920, 1557240, 1635102, 1721160, 1816780, 1868688, 1967040, 2076320, 2180136, 2294880, 2335860, 2491584, 2725170, 2753856, 2906848, 3114480, 3270204, 3442320, 3633560, 3737376, 4087755, 4152640, 4360272, 4589760, 4671720, 5450340, 5813696, 6228960, 6540408, 6884640, 7267120, 7474752, 8175510, 8720544, 9343440, 10900680, 12457920, 13080816, 13769280, 14534240, 16351020, 17441088, 18686880, 21801360, 26161632, 29068480, 32702040, 37373760, 43602720, 52323264, 65404080, 87205440, 130808160, 261616320]

約数ペア:

[(1, 261616320), (2, 130808160), (3, 87205440), (4, 65404080), (5, 52323264), (6, 43602720), (7, 37373760), (8, 32702040), (9, 29068480), (10, 26161632), (12, 21801360), (14, 18686880), (15, 17441088), (16, 16351020), (18, 14534240), (19, 13769280), (20, 13080816), (21, 12457920), (24, 10900680), (28, 9343440), (30, 8720544), (32, 8175510), (35, 7474752), (36, 7267120), (38, 6884640), (40, 6540408), (42, 6228960), (45, 5813696), (48, 5450340), (56, 4671720), (57, 4589760), (60, 4360272), (63, 4152640), (64, 4087755), (70, 3737376), (72, 3633560), (76, 3442320), (80, 3270204), (84, 3114480), (90, 2906848), (95, 2753856), (96, 2725170), (105, 2491584), (112, 2335860), (114, 2294880), (120, 2180136), (126, 2076320), (133, 1967040), (140, 1868688), (144, 1816780), (152, 1721160), (160, 1635102), (168, 1557240), (171, 1529920), (180, 1453424), (190, 1376928), (192, 1362585), (210, 1245792), (224, 1167930), (228, 1147440), (240, 1090068), (252, 1038160), (266, 983520), (280, 934344), (285, 917952), (288, 908390), (304, 860580), (315, 830528), (320, 817551), (336, 778620), (342, 764960), (360, 726712), (380, 688464), (399, 655680), (420, 622896), (448, 583965), (456, 573720), (480, 545034), (504, 519080), (532, 491760), (560, 467172), (570, 458976), (576, 454195), (608, 430290), (630, 415264), (665, 393408), (672, 389310), (683, 383040), (684, 382480), (720, 363356), (760, 344232), (798, 327840), (840, 311448), (855, 305984), (912, 286860), (960, 272517), (1008, 259540), (1064, 245880), (1120, 233586), (1140, 229488), (1197, 218560), (1216, 215145), (1260, 207632), (1330, 196704), (1344, 194655), (1366, 191520), (1368, 191240), (1440, 181678), (1520, 172116), (1596, 163920), (1680, 155724), (1710, 152992), (1824, 143430), (1995, 131136), (2016, 129770), (2049, 127680), (2128, 122940), (2240, 116793), (2280, 114744), (2394, 109280), (2520, 103816), (2660, 98352), (2732, 95760), (2736, 95620), (2880, 90839), (3040, 86058), (3192, 81960), (3360, 77862), (3415, 76608), (3420, 76496), (3648, 71715), (3990, 65568), (4032, 64885), (4098, 63840), (4256, 61470), (4560, 57372), (4781, 54720), (4788, 54640), (5040, 51908), (5320, 49176), (5464, 47880), (5472, 47810), (5985, 43712), (6080, 43029), (6147, 42560), (6384, 40980), (6720, 38931), (6830, 38304), (6840, 38248), (7980, 32784), (8196, 31920), (8512, 30735), (9120, 28686), (9562, 27360), (9576, 27320), (10080, 25954), (10245, 25536), (10640, 24588), (10928, 23940), (10944, 23905), (11970, 21856), (12294, 21280), (12768, 20490), (12977, 20160), (13660, 19152), (13680, 19124), (14343, 18240), (15960, 16392)]