401675120

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{197}}^1\times {\mathrm{331}}^1$

素因数の和:559

約数の個数: 160

約数和(自身を含む): 1173782016

約数和(自身を除く): 772106896

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 16, 20, 22, 28, 35, 40, 44, 55, 56, 70, 77, 80, 88, 110, 112, 140, 154, 176, 197, 220, 280, 308, 331, 385, 394, 440, 560, 616, 662, 770, 788, 880, 985, 1232, 1324, 1379, 1540, 1576, 1655, 1970, 2167, 2317, 2648, 2758, 3080, 3152, 3310, 3641, 3940, 4334, 4634, 5296, 5516, 6160, 6620, 6895, 7282, 7880, 8668, 9268, 10835, 11032, 11585, 13240, 13790, 14564, 15169, 15760, 17336, 18205, 18536, 21670, 22064, 23170, 25487, 26480, 27580, 29128, 30338, 34672, 36410, 37072, 43340, 46340, 50974, 55160, 58256, 60676, 65207, 72820, 75845, 86680, 92680, 101948, 110320, 121352, 127435, 130414, 145640, 151690, 173360, 185360, 203896, 242704, 254870, 260828, 291280, 303380, 326035, 407792, 456449, 509740, 521656, 606760, 652070, 717277, 912898, 1019480, 1043312, 1213520, 1304140, 1434554, 1825796, 2038960, 2282245, 2608280, 2869108, 3586385, 3651592, 4564490, 5020939, 5216560, 5738216, 7172770, 7303184, 9128980, 10041878, 11476432, 14345540, 18257960, 20083756, 25104695, 28691080, 36515920, 40167512, 50209390, 57382160, 80335024, 100418780, 200837560, 401675120]

約数ペア:

[(1, 401675120), (2, 200837560), (4, 100418780), (5, 80335024), (7, 57382160), (8, 50209390), (10, 40167512), (11, 36515920), (14, 28691080), (16, 25104695), (20, 20083756), (22, 18257960), (28, 14345540), (35, 11476432), (40, 10041878), (44, 9128980), (55, 7303184), (56, 7172770), (70, 5738216), (77, 5216560), (80, 5020939), (88, 4564490), (110, 3651592), (112, 3586385), (140, 2869108), (154, 2608280), (176, 2282245), (197, 2038960), (220, 1825796), (280, 1434554), (308, 1304140), (331, 1213520), (385, 1043312), (394, 1019480), (440, 912898), (560, 717277), (616, 652070), (662, 606760), (770, 521656), (788, 509740), (880, 456449), (985, 407792), (1232, 326035), (1324, 303380), (1379, 291280), (1540, 260828), (1576, 254870), (1655, 242704), (1970, 203896), (2167, 185360), (2317, 173360), (2648, 151690), (2758, 145640), (3080, 130414), (3152, 127435), (3310, 121352), (3641, 110320), (3940, 101948), (4334, 92680), (4634, 86680), (5296, 75845), (5516, 72820), (6160, 65207), (6620, 60676), (6895, 58256), (7282, 55160), (7880, 50974), (8668, 46340), (9268, 43340), (10835, 37072), (11032, 36410), (11585, 34672), (13240, 30338), (13790, 29128), (14564, 27580), (15169, 26480), (15760, 25487), (17336, 23170), (18205, 22064), (18536, 21670)]