157999520

素因数分解:

$2^5\times 5^1\times 7^3\times {\mathrm{2879}}^1$

素因数の和:2915

約数の個数: 96

約数和(自身を含む): 435456000

約数和(自身を除く): 277456480

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 49, 56, 70, 80, 98, 112, 140, 160, 196, 224, 245, 280, 343, 392, 490, 560, 686, 784, 980, 1120, 1372, 1568, 1715, 1960, 2744, 2879, 3430, 3920, 5488, 5758, 6860, 7840, 10976, 11516, 13720, 14395, 20153, 23032, 27440, 28790, 40306, 46064, 54880, 57580, 80612, 92128, 100765, 115160, 141071, 161224, 201530, 230320, 282142, 322448, 403060, 460640, 564284, 644896, 705355, 806120, 987497, 1128568, 1410710, 1612240, 1974994, 2257136, 2821420, 3224480, 3949988, 4514272, 4937485, 5642840, 7899976, 9874970, 11285680, 15799952, 19749940, 22571360, 31599904, 39499880, 78999760, 157999520]

約数ペア:

[(1, 157999520), (2, 78999760), (4, 39499880), (5, 31599904), (7, 22571360), (8, 19749940), (10, 15799952), (14, 11285680), (16, 9874970), (20, 7899976), (28, 5642840), (32, 4937485), (35, 4514272), (40, 3949988), (49, 3224480), (56, 2821420), (70, 2257136), (80, 1974994), (98, 1612240), (112, 1410710), (140, 1128568), (160, 987497), (196, 806120), (224, 705355), (245, 644896), (280, 564284), (343, 460640), (392, 403060), (490, 322448), (560, 282142), (686, 230320), (784, 201530), (980, 161224), (1120, 141071), (1372, 115160), (1568, 100765), (1715, 92128), (1960, 80612), (2744, 57580), (2879, 54880), (3430, 46064), (3920, 40306), (5488, 28790), (5758, 27440), (6860, 23032), (7840, 20153), (10976, 14395), (11516, 13720)]