20996845440

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{241}}^1\times {\mathrm{45377}}^1$

素因数の和:45640

約数の個数: 128

約数和(自身を含む): 67206633120

約数和(自身を除く): 46209787680

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 96, 120, 128, 160, 192, 240, 241, 320, 384, 480, 482, 640, 723, 960, 964, 1205, 1446, 1920, 1928, 2410, 2892, 3615, 3856, 4820, 5784, 7230, 7712, 9640, 11568, 14460, 15424, 19280, 23136, 28920, 30848, 38560, 45377, 46272, 57840, 77120, 90754, 92544, 115680, 136131, 154240, 181508, 226885, 231360, 272262, 363016, 453770, 462720, 544524, 680655, 726032, 907540, 1089048, 1361310, 1452064, 1815080, 2178096, 2722620, 2904128, 3630160, 4356192, 5445240, 5808256, 7260320, 8712384, 10890480, 10935857, 14520640, 17424768, 21780960, 21871714, 29041280, 32807571, 43561920, 43743428, 54679285, 65615142, 87123840, 87486856, 109358570, 131230284, 164037855, 174973712, 218717140, 262460568, 328075710, 349947424, 437434280, 524921136, 656151420, 699894848, 874868560, 1049842272, 1312302840, 1399789696, 1749737120, 2099684544, 2624605680, 3499474240, 4199369088, 5249211360, 6998948480, 10498422720, 20996845440]

約数ペア:

[(1, 20996845440), (2, 10498422720), (3, 6998948480), (4, 5249211360), (5, 4199369088), (6, 3499474240), (8, 2624605680), (10, 2099684544), (12, 1749737120), (15, 1399789696), (16, 1312302840), (20, 1049842272), (24, 874868560), (30, 699894848), (32, 656151420), (40, 524921136), (48, 437434280), (60, 349947424), (64, 328075710), (80, 262460568), (96, 218717140), (120, 174973712), (128, 164037855), (160, 131230284), (192, 109358570), (240, 87486856), (241, 87123840), (320, 65615142), (384, 54679285), (480, 43743428), (482, 43561920), (640, 32807571), (723, 29041280), (960, 21871714), (964, 21780960), (1205, 17424768), (1446, 14520640), (1920, 10935857), (1928, 10890480), (2410, 8712384), (2892, 7260320), (3615, 5808256), (3856, 5445240), (4820, 4356192), (5784, 3630160), (7230, 2904128), (7712, 2722620), (9640, 2178096), (11568, 1815080), (14460, 1452064), (15424, 1361310), (19280, 1089048), (23136, 907540), (28920, 726032), (30848, 680655), (38560, 544524), (45377, 462720), (46272, 453770), (57840, 363016), (77120, 272262), (90754, 231360), (92544, 226885), (115680, 181508), (136131, 154240)]