1621201920

素因数分解:

$2^{10}\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{353}}^1$

素因数の和:417

約数の個数: 352

約数和(自身を含む): 5843480832

約数和(自身を除く): 4222278912

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 23, 24, 26, 30, 32, 39, 40, 46, 48, 52, 60, 64, 65, 69, 78, 80, 92, 96, 104, 115, 120, 128, 130, 138, 156, 160, 184, 192, 195, 208, 230, 240, 256, 260, 276, 299, 312, 320, 345, 353, 368, 384, 390, 416, 460, 480, 512, 520, 552, 598, 624, 640, 690, 706, 736, 768, 780, 832, 897, 920, 960, 1024, 1040, 1059, 1104, 1196, 1248, 1280, 1380, 1412, 1472, 1495, 1536, 1560, 1664, 1765, 1794, 1840, 1920, 2080, 2118, 2208, 2392, 2496, 2560, 2760, 2824, 2944, 2990, 3072, 3120, 3328, 3530, 3588, 3680, 3840, 4160, 4236, 4416, 4485, 4589, 4784, 4992, 5120, 5295, 5520, 5648, 5888, 5980, 6240, 6656, 7060, 7176, 7360, 7680, 8119, 8320, 8472, 8832, 8970, 9178, 9568, 9984, 10590, 11040, 11296, 11776, 11960, 12480, 13312, 13767, 14120, 14352, 14720, 15360, 16238, 16640, 16944, 17664, 17940, 18356, 19136, 19968, 21180, 22080, 22592, 22945, 23552, 23920, 24357, 24960, 27534, 28240, 28704, 29440, 32476, 33280, 33888, 35328, 35880, 36712, 38272, 39936, 40595, 42360, 44160, 45184, 45890, 47840, 48714, 49920, 55068, 56480, 57408, 58880, 64952, 66560, 67776, 68835, 70656, 71760, 73424, 76544, 81190, 84720, 88320, 90368, 91780, 95680, 97428, 99840, 105547, 110136, 112960, 114816, 117760, 121785, 129904, 135552, 137670, 143520, 146848, 153088, 162380, 169440, 176640, 180736, 183560, 191360, 194856, 199680, 211094, 220272, 225920, 229632, 243570, 259808, 271104, 275340, 287040, 293696, 306176, 316641, 324760, 338880, 353280, 361472, 367120, 382720, 389712, 422188, 440544, 451840, 459264, 487140, 519616, 527735, 542208, 550680, 574080, 587392, 633282, 649520, 677760, 734240, 765440, 779424, 844376, 881088, 903680, 918528, 974280, 1039232, 1055470, 1084416, 1101360, 1148160, 1174784, 1266564, 1299040, 1355520, 1468480, 1530880, 1558848, 1583205, 1688752, 1762176, 1807360, 1948560, 2078464, 2110940, 2202720, 2296320, 2349568, 2533128, 2598080, 2711040, 2936960, 3117696, 3166410, 3377504, 3524352, 3897120, 4156928, 4221880, 4405440, 4592640, 4699136, 5066256, 5196160, 5422080, 5873920, 6235392, 6332820, 6755008, 7048704, 7794240, 8313856, 8443760, 8810880, 10132512, 10392320, 11747840, 12470784, 12665640, 13510016, 14097408, 15588480, 16887520, 17621760, 20265024, 20784640, 23495680, 24941568, 25331280, 27020032, 31176960, 33775040, 35243520, 40530048, 41569280, 50662560, 54040064, 62353920, 67550080, 70487040, 81060096, 101325120, 108080128, 124707840, 135100160, 162120192, 202650240, 270200320, 324240384, 405300480, 540400640, 810600960, 1621201920]

約数ペア:

[(1, 1621201920), (2, 810600960), (3, 540400640), (4, 405300480), (5, 324240384), (6, 270200320), (8, 202650240), (10, 162120192), (12, 135100160), (13, 124707840), (15, 108080128), (16, 101325120), (20, 81060096), (23, 70487040), (24, 67550080), (26, 62353920), (30, 54040064), (32, 50662560), (39, 41569280), (40, 40530048), (46, 35243520), (48, 33775040), (52, 31176960), (60, 27020032), (64, 25331280), (65, 24941568), (69, 23495680), (78, 20784640), (80, 20265024), (92, 17621760), (96, 16887520), (104, 15588480), (115, 14097408), (120, 13510016), (128, 12665640), (130, 12470784), (138, 11747840), (156, 10392320), (160, 10132512), (184, 8810880), (192, 8443760), (195, 8313856), (208, 7794240), (230, 7048704), (240, 6755008), (256, 6332820), (260, 6235392), (276, 5873920), (299, 5422080), (312, 5196160), (320, 5066256), (345, 4699136), (353, 4592640), (368, 4405440), (384, 4221880), (390, 4156928), (416, 3897120), (460, 3524352), (480, 3377504), (512, 3166410), (520, 3117696), (552, 2936960), (598, 2711040), (624, 2598080), (640, 2533128), (690, 2349568), (706, 2296320), (736, 2202720), (768, 2110940), (780, 2078464), (832, 1948560), (897, 1807360), (920, 1762176), (960, 1688752), (1024, 1583205), (1040, 1558848), (1059, 1530880), (1104, 1468480), (1196, 1355520), (1248, 1299040), (1280, 1266564), (1380, 1174784), (1412, 1148160), (1472, 1101360), (1495, 1084416), (1536, 1055470), (1560, 1039232), (1664, 974280), (1765, 918528), (1794, 903680), (1840, 881088), (1920, 844376), (2080, 779424), (2118, 765440), (2208, 734240), (2392, 677760), (2496, 649520), (2560, 633282), (2760, 587392), (2824, 574080), (2944, 550680), (2990, 542208), (3072, 527735), (3120, 519616), (3328, 487140), (3530, 459264), (3588, 451840), (3680, 440544), (3840, 422188), (4160, 389712), (4236, 382720), (4416, 367120), (4485, 361472), (4589, 353280), (4784, 338880), (4992, 324760), (5120, 316641), (5295, 306176), (5520, 293696), (5648, 287040), (5888, 275340), (5980, 271104), (6240, 259808), (6656, 243570), (7060, 229632), (7176, 225920), (7360, 220272), (7680, 211094), (8119, 199680), (8320, 194856), (8472, 191360), (8832, 183560), (8970, 180736), (9178, 176640), (9568, 169440), (9984, 162380), (10590, 153088), (11040, 146848), (11296, 143520), (11776, 137670), (11960, 135552), (12480, 129904), (13312, 121785), (13767, 117760), (14120, 114816), (14352, 112960), (14720, 110136), (15360, 105547), (16238, 99840), (16640, 97428), (16944, 95680), (17664, 91780), (17940, 90368), (18356, 88320), (19136, 84720), (19968, 81190), (21180, 76544), (22080, 73424), (22592, 71760), (22945, 70656), (23552, 68835), (23920, 67776), (24357, 66560), (24960, 64952), (27534, 58880), (28240, 57408), (28704, 56480), (29440, 55068), (32476, 49920), (33280, 48714), (33888, 47840), (35328, 45890), (35880, 45184), (36712, 44160), (38272, 42360), (39936, 40595)]