131956680

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{107}}^1\times {\mathrm{239}}^1$

素因数の和:403

約数の個数: 128

約数和(自身を含む): 410572800

約数和(自身を除く): 278616120

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 43, 60, 86, 107, 120, 129, 172, 214, 215, 239, 258, 321, 344, 428, 430, 478, 516, 535, 642, 645, 717, 856, 860, 956, 1032, 1070, 1195, 1284, 1290, 1434, 1605, 1720, 1912, 2140, 2390, 2568, 2580, 2868, 3210, 3585, 4280, 4601, 4780, 5160, 5736, 6420, 7170, 9202, 9560, 10277, 12840, 13803, 14340, 18404, 20554, 23005, 25573, 27606, 28680, 30831, 36808, 41108, 46010, 51146, 51385, 55212, 61662, 69015, 76719, 82216, 92020, 102292, 102770, 110424, 123324, 127865, 138030, 153438, 154155, 184040, 204584, 205540, 246648, 255730, 276060, 306876, 308310, 383595, 411080, 511460, 552120, 613752, 616620, 767190, 1022920, 1099639, 1233240, 1534380, 2199278, 3068760, 3298917, 4398556, 5498195, 6597834, 8797112, 10996390, 13195668, 16494585, 21992780, 26391336, 32989170, 43985560, 65978340, 131956680]

約数ペア:

[(1, 131956680), (2, 65978340), (3, 43985560), (4, 32989170), (5, 26391336), (6, 21992780), (8, 16494585), (10, 13195668), (12, 10996390), (15, 8797112), (20, 6597834), (24, 5498195), (30, 4398556), (40, 3298917), (43, 3068760), (60, 2199278), (86, 1534380), (107, 1233240), (120, 1099639), (129, 1022920), (172, 767190), (214, 616620), (215, 613752), (239, 552120), (258, 511460), (321, 411080), (344, 383595), (428, 308310), (430, 306876), (478, 276060), (516, 255730), (535, 246648), (642, 205540), (645, 204584), (717, 184040), (856, 154155), (860, 153438), (956, 138030), (1032, 127865), (1070, 123324), (1195, 110424), (1284, 102770), (1290, 102292), (1434, 92020), (1605, 82216), (1720, 76719), (1912, 69015), (2140, 61662), (2390, 55212), (2568, 51385), (2580, 51146), (2868, 46010), (3210, 41108), (3585, 36808), (4280, 30831), (4601, 28680), (4780, 27606), (5160, 25573), (5736, 23005), (6420, 20554), (7170, 18404), (9202, 14340), (9560, 13803), (10277, 12840)]