72305520

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{193}}^1\times {\mathrm{223}}^1$

素因数の和:439

約数の個数: 160

約数和(自身を含む): 258650112

約数和(自身を除く): 186344592

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 35, 40, 42, 48, 56, 60, 70, 80, 84, 105, 112, 120, 140, 168, 193, 210, 223, 240, 280, 336, 386, 420, 446, 560, 579, 669, 772, 840, 892, 965, 1115, 1158, 1338, 1351, 1544, 1561, 1680, 1784, 1930, 2230, 2316, 2676, 2702, 2895, 3088, 3122, 3345, 3568, 3860, 4053, 4460, 4632, 4683, 5352, 5404, 5790, 6244, 6690, 6755, 7720, 7805, 8106, 8920, 9264, 9366, 10704, 10808, 11580, 12488, 13380, 13510, 15440, 15610, 16212, 17840, 18732, 20265, 21616, 23160, 23415, 24976, 26760, 27020, 31220, 32424, 37464, 40530, 43039, 46320, 46830, 53520, 54040, 62440, 64848, 74928, 81060, 86078, 93660, 108080, 124880, 129117, 162120, 172156, 187320, 215195, 258234, 301273, 324240, 344312, 374640, 430390, 516468, 602546, 645585, 688624, 860780, 903819, 1032936, 1205092, 1291170, 1506365, 1721560, 1807638, 2065872, 2410184, 2582340, 3012730, 3443120, 3615276, 4519095, 4820368, 5164680, 6025460, 7230552, 9038190, 10329360, 12050920, 14461104, 18076380, 24101840, 36152760, 72305520]

約数ペア:

[(1, 72305520), (2, 36152760), (3, 24101840), (4, 18076380), (5, 14461104), (6, 12050920), (7, 10329360), (8, 9038190), (10, 7230552), (12, 6025460), (14, 5164680), (15, 4820368), (16, 4519095), (20, 3615276), (21, 3443120), (24, 3012730), (28, 2582340), (30, 2410184), (35, 2065872), (40, 1807638), (42, 1721560), (48, 1506365), (56, 1291170), (60, 1205092), (70, 1032936), (80, 903819), (84, 860780), (105, 688624), (112, 645585), (120, 602546), (140, 516468), (168, 430390), (193, 374640), (210, 344312), (223, 324240), (240, 301273), (280, 258234), (336, 215195), (386, 187320), (420, 172156), (446, 162120), (560, 129117), (579, 124880), (669, 108080), (772, 93660), (840, 86078), (892, 81060), (965, 74928), (1115, 64848), (1158, 62440), (1338, 54040), (1351, 53520), (1544, 46830), (1561, 46320), (1680, 43039), (1784, 40530), (1930, 37464), (2230, 32424), (2316, 31220), (2676, 27020), (2702, 26760), (2895, 24976), (3088, 23415), (3122, 23160), (3345, 21616), (3568, 20265), (3860, 18732), (4053, 17840), (4460, 16212), (4632, 15610), (4683, 15440), (5352, 13510), (5404, 13380), (5790, 12488), (6244, 11580), (6690, 10808), (6755, 10704), (7720, 9366), (7805, 9264), (8106, 8920)]