156940420

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{1627}}^1$

素因数の和:1709

約数の個数: 96

約数和(自身を含む): 413538048

約数和(自身を除く): 256597628

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 26, 28, 35, 52, 53, 65, 70, 91, 106, 130, 140, 182, 212, 260, 265, 364, 371, 455, 530, 689, 742, 910, 1060, 1378, 1484, 1627, 1820, 1855, 2756, 3254, 3445, 3710, 4823, 6508, 6890, 7420, 8135, 9646, 11389, 13780, 16270, 19292, 21151, 22778, 24115, 32540, 42302, 45556, 48230, 56945, 84604, 86231, 96460, 105755, 113890, 148057, 172462, 211510, 227780, 296114, 344924, 423020, 431155, 592228, 603617, 740285, 862310, 1121003, 1207234, 1480570, 1724620, 2242006, 2414468, 2961140, 3018085, 4484012, 5605015, 6036170, 7847021, 11210030, 12072340, 15694042, 22420060, 31388084, 39235105, 78470210, 156940420]

約数ペア:

[(1, 156940420), (2, 78470210), (4, 39235105), (5, 31388084), (7, 22420060), (10, 15694042), (13, 12072340), (14, 11210030), (20, 7847021), (26, 6036170), (28, 5605015), (35, 4484012), (52, 3018085), (53, 2961140), (65, 2414468), (70, 2242006), (91, 1724620), (106, 1480570), (130, 1207234), (140, 1121003), (182, 862310), (212, 740285), (260, 603617), (265, 592228), (364, 431155), (371, 423020), (455, 344924), (530, 296114), (689, 227780), (742, 211510), (910, 172462), (1060, 148057), (1378, 113890), (1484, 105755), (1627, 96460), (1820, 86231), (1855, 84604), (2756, 56945), (3254, 48230), (3445, 45556), (3710, 42302), (4823, 32540), (6508, 24115), (6890, 22778), (7420, 21151), (8135, 19292), (9646, 16270), (11389, 13780)]