137808640

素因数分解:

$2^8\times 5^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{151}}^1$

素因数の和:226

約数の個数: 144

約数和(自身を含む): 357912576

約数和(自身を除く): 220103936

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 31, 32, 40, 46, 62, 64, 80, 92, 115, 124, 128, 151, 155, 160, 184, 230, 248, 256, 302, 310, 320, 368, 460, 496, 604, 620, 640, 713, 736, 755, 920, 992, 1208, 1240, 1280, 1426, 1472, 1510, 1840, 1984, 2416, 2480, 2852, 2944, 3020, 3473, 3565, 3680, 3968, 4681, 4832, 4960, 5704, 5888, 6040, 6946, 7130, 7360, 7936, 9362, 9664, 9920, 11408, 12080, 13892, 14260, 14720, 17365, 18724, 19328, 19840, 22816, 23405, 24160, 27784, 28520, 29440, 34730, 37448, 38656, 39680, 45632, 46810, 48320, 55568, 57040, 69460, 74896, 91264, 93620, 96640, 107663, 111136, 114080, 138920, 149792, 182528, 187240, 193280, 215326, 222272, 228160, 277840, 299584, 374480, 430652, 444544, 456320, 538315, 555680, 599168, 748960, 861304, 889088, 912640, 1076630, 1111360, 1198336, 1497920, 1722608, 2153260, 2222720, 2995840, 3445216, 4306520, 4445440, 5991680, 6890432, 8613040, 13780864, 17226080, 27561728, 34452160, 68904320, 137808640]

約数ペア:

[(1, 137808640), (2, 68904320), (4, 34452160), (5, 27561728), (8, 17226080), (10, 13780864), (16, 8613040), (20, 6890432), (23, 5991680), (31, 4445440), (32, 4306520), (40, 3445216), (46, 2995840), (62, 2222720), (64, 2153260), (80, 1722608), (92, 1497920), (115, 1198336), (124, 1111360), (128, 1076630), (151, 912640), (155, 889088), (160, 861304), (184, 748960), (230, 599168), (248, 555680), (256, 538315), (302, 456320), (310, 444544), (320, 430652), (368, 374480), (460, 299584), (496, 277840), (604, 228160), (620, 222272), (640, 215326), (713, 193280), (736, 187240), (755, 182528), (920, 149792), (992, 138920), (1208, 114080), (1240, 111136), (1280, 107663), (1426, 96640), (1472, 93620), (1510, 91264), (1840, 74896), (1984, 69460), (2416, 57040), (2480, 55568), (2852, 48320), (2944, 46810), (3020, 45632), (3473, 39680), (3565, 38656), (3680, 37448), (3968, 34730), (4681, 29440), (4832, 28520), (4960, 27784), (5704, 24160), (5888, 23405), (6040, 22816), (6946, 19840), (7130, 19328), (7360, 18724), (7936, 17365), (9362, 14720), (9664, 14260), (9920, 13892), (11408, 12080)]