43780020

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{71}}^1\times {\mathrm{239}}^1$

素因数の和:365

約数の個数: 96

約数和(自身を含む): 127733760

約数和(自身を除く): 83953740

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 43, 60, 71, 86, 129, 142, 172, 213, 215, 239, 258, 284, 355, 426, 430, 478, 516, 645, 710, 717, 852, 860, 956, 1065, 1195, 1290, 1420, 1434, 2130, 2390, 2580, 2868, 3053, 3585, 4260, 4780, 6106, 7170, 9159, 10277, 12212, 14340, 15265, 16969, 18318, 20554, 30530, 30831, 33938, 36636, 41108, 45795, 50907, 51385, 61060, 61662, 67876, 84845, 91590, 101814, 102770, 123324, 154155, 169690, 183180, 203628, 205540, 254535, 308310, 339380, 509070, 616620, 729667, 1018140, 1459334, 2189001, 2918668, 3648335, 4378002, 7296670, 8756004, 10945005, 14593340, 21890010, 43780020]

約数ペア:

[(1, 43780020), (2, 21890010), (3, 14593340), (4, 10945005), (5, 8756004), (6, 7296670), (10, 4378002), (12, 3648335), (15, 2918668), (20, 2189001), (30, 1459334), (43, 1018140), (60, 729667), (71, 616620), (86, 509070), (129, 339380), (142, 308310), (172, 254535), (213, 205540), (215, 203628), (239, 183180), (258, 169690), (284, 154155), (355, 123324), (426, 102770), (430, 101814), (478, 91590), (516, 84845), (645, 67876), (710, 61662), (717, 61060), (852, 51385), (860, 50907), (956, 45795), (1065, 41108), (1195, 36636), (1290, 33938), (1420, 30831), (1434, 30530), (2130, 20554), (2390, 18318), (2580, 16969), (2868, 15265), (3053, 14340), (3585, 12212), (4260, 10277), (4780, 9159), (6106, 7170)]