747701360

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{1069}}^1\times {\mathrm{1249}}^1$

素因数の和:2338

約数の個数: 80

約数和(自身を含む): 1990200000

約数和(自身を除く): 1242498640

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 1069, 1249, 2138, 2498, 4276, 4996, 5345, 6245, 7483, 8552, 8743, 9992, 10690, 12490, 14966, 17104, 17486, 19984, 21380, 24980, 29932, 34972, 37415, 42760, 43715, 49960, 59864, 69944, 74830, 85520, 87430, 99920, 119728, 139888, 149660, 174860, 299320, 349720, 598640, 699440, 1335181, 2670362, 5340724, 6675905, 9346267, 10681448, 13351810, 18692534, 21362896, 26703620, 37385068, 46731335, 53407240, 74770136, 93462670, 106814480, 149540272, 186925340, 373850680, 747701360]

約数ペア:

[(1, 747701360), (2, 373850680), (4, 186925340), (5, 149540272), (7, 106814480), (8, 93462670), (10, 74770136), (14, 53407240), (16, 46731335), (20, 37385068), (28, 26703620), (35, 21362896), (40, 18692534), (56, 13351810), (70, 10681448), (80, 9346267), (112, 6675905), (140, 5340724), (280, 2670362), (560, 1335181), (1069, 699440), (1249, 598640), (2138, 349720), (2498, 299320), (4276, 174860), (4996, 149660), (5345, 139888), (6245, 119728), (7483, 99920), (8552, 87430), (8743, 85520), (9992, 74830), (10690, 69944), (12490, 59864), (14966, 49960), (17104, 43715), (17486, 42760), (19984, 37415), (21380, 34972), (24980, 29932)]