20150447360

素因数分解:

$2^8\times 5^1\times {\mathrm{53}}^1\times {\mathrm{317}}^1\times {\mathrm{937}}^1$

素因数の和:1328

約数の個数: 144

約数和(自身を含む): 49385092176

約数和(自身を除く): 29234644816

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 53, 64, 80, 106, 128, 160, 212, 256, 265, 317, 320, 424, 530, 634, 640, 848, 937, 1060, 1268, 1280, 1585, 1696, 1874, 2120, 2536, 3170, 3392, 3748, 4240, 4685, 5072, 6340, 6784, 7496, 8480, 9370, 10144, 12680, 13568, 14992, 16801, 16960, 18740, 20288, 25360, 29984, 33602, 33920, 37480, 40576, 49661, 50720, 59968, 67204, 67840, 74960, 81152, 84005, 99322, 101440, 119936, 134408, 149920, 168010, 198644, 202880, 239872, 248305, 268816, 297029, 299840, 336020, 397288, 405760, 496610, 537632, 594058, 599680, 672040, 794576, 993220, 1075264, 1188116, 1199360, 1344080, 1485145, 1589152, 1986440, 2150528, 2376232, 2688160, 2970290, 3178304, 3972880, 4301056, 4752464, 5376320, 5940580, 6356608, 7945760, 9504928, 10752640, 11881160, 12713216, 15742537, 15891520, 19009856, 21505280, 23762320, 31485074, 31783040, 38019712, 47524640, 62970148, 63566080, 76039424, 78712685, 95049280, 125940296, 157425370, 190098560, 251880592, 314850740, 380197120, 503761184, 629701480, 1007522368, 1259402960, 2015044736, 2518805920, 4030089472, 5037611840, 10075223680, 20150447360]

約数ペア:

[(1, 20150447360), (2, 10075223680), (4, 5037611840), (5, 4030089472), (8, 2518805920), (10, 2015044736), (16, 1259402960), (20, 1007522368), (32, 629701480), (40, 503761184), (53, 380197120), (64, 314850740), (80, 251880592), (106, 190098560), (128, 157425370), (160, 125940296), (212, 95049280), (256, 78712685), (265, 76039424), (317, 63566080), (320, 62970148), (424, 47524640), (530, 38019712), (634, 31783040), (640, 31485074), (848, 23762320), (937, 21505280), (1060, 19009856), (1268, 15891520), (1280, 15742537), (1585, 12713216), (1696, 11881160), (1874, 10752640), (2120, 9504928), (2536, 7945760), (3170, 6356608), (3392, 5940580), (3748, 5376320), (4240, 4752464), (4685, 4301056), (5072, 3972880), (6340, 3178304), (6784, 2970290), (7496, 2688160), (8480, 2376232), (9370, 2150528), (10144, 1986440), (12680, 1589152), (13568, 1485145), (14992, 1344080), (16801, 1199360), (16960, 1188116), (18740, 1075264), (20288, 993220), (25360, 794576), (29984, 672040), (33602, 599680), (33920, 594058), (37480, 537632), (40576, 496610), (49661, 405760), (50720, 397288), (59968, 336020), (67204, 299840), (67840, 297029), (74960, 268816), (81152, 248305), (84005, 239872), (99322, 202880), (101440, 198644), (119936, 168010), (134408, 149920)]