310891980

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{109}}^1\times {\mathrm{6791}}^1$

素因数の和:6919

約数の個数: 96

約数和(自身を含む): 1004129280

約数和(自身を除く): 693237300

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 109, 140, 210, 218, 327, 420, 436, 545, 654, 763, 1090, 1308, 1526, 1635, 2180, 2289, 3052, 3270, 3815, 4578, 6540, 6791, 7630, 9156, 11445, 13582, 15260, 20373, 22890, 27164, 33955, 40746, 45780, 47537, 67910, 81492, 95074, 101865, 135820, 142611, 190148, 203730, 237685, 285222, 407460, 475370, 570444, 713055, 740219, 950740, 1426110, 1480438, 2220657, 2852220, 2960876, 3701095, 4441314, 5181533, 7402190, 8882628, 10363066, 11103285, 14804380, 15544599, 20726132, 22206570, 25907665, 31089198, 44413140, 51815330, 62178396, 77722995, 103630660, 155445990, 310891980]

約数ペア:

[(1, 310891980), (2, 155445990), (3, 103630660), (4, 77722995), (5, 62178396), (6, 51815330), (7, 44413140), (10, 31089198), (12, 25907665), (14, 22206570), (15, 20726132), (20, 15544599), (21, 14804380), (28, 11103285), (30, 10363066), (35, 8882628), (42, 7402190), (60, 5181533), (70, 4441314), (84, 3701095), (105, 2960876), (109, 2852220), (140, 2220657), (210, 1480438), (218, 1426110), (327, 950740), (420, 740219), (436, 713055), (545, 570444), (654, 475370), (763, 407460), (1090, 285222), (1308, 237685), (1526, 203730), (1635, 190148), (2180, 142611), (2289, 135820), (3052, 101865), (3270, 95074), (3815, 81492), (4578, 67910), (6540, 47537), (6791, 45780), (7630, 40746), (9156, 33955), (11445, 27164), (13582, 22890), (15260, 20373)]