74432140

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{53}}^1\times {\mathrm{71}}^1$

素因数の和:199

約数の個数: 96

約数和(自身を含む): 172440576

約数和(自身を除く): 98008436

約数列:

[1, 2, 4, 5, 10, 20, 23, 43, 46, 53, 71, 86, 92, 106, 115, 142, 172, 212, 215, 230, 265, 284, 355, 430, 460, 530, 710, 860, 989, 1060, 1219, 1420, 1633, 1978, 2279, 2438, 3053, 3266, 3763, 3956, 4558, 4876, 4945, 6095, 6106, 6532, 7526, 8165, 9116, 9890, 11395, 12190, 12212, 15052, 15265, 16330, 18815, 19780, 22790, 24380, 30530, 32660, 37630, 45580, 52417, 61060, 70219, 75260, 86549, 104834, 140438, 161809, 173098, 209668, 262085, 280876, 323618, 346196, 351095, 432745, 524170, 647236, 702190, 809045, 865490, 1048340, 1404380, 1618090, 1730980, 3236180, 3721607, 7443214, 14886428, 18608035, 37216070, 74432140]

約数ペア:

[(1, 74432140), (2, 37216070), (4, 18608035), (5, 14886428), (10, 7443214), (20, 3721607), (23, 3236180), (43, 1730980), (46, 1618090), (53, 1404380), (71, 1048340), (86, 865490), (92, 809045), (106, 702190), (115, 647236), (142, 524170), (172, 432745), (212, 351095), (215, 346196), (230, 323618), (265, 280876), (284, 262085), (355, 209668), (430, 173098), (460, 161809), (530, 140438), (710, 104834), (860, 86549), (989, 75260), (1060, 70219), (1219, 61060), (1420, 52417), (1633, 45580), (1978, 37630), (2279, 32660), (2438, 30530), (3053, 24380), (3266, 22790), (3763, 19780), (3956, 18815), (4558, 16330), (4876, 15265), (4945, 15052), (6095, 12212), (6106, 12190), (6532, 11395), (7526, 9890), (8165, 9116)]