138059120

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{179}}^1\times {\mathrm{311}}^1$

素因数の和:534

約数の個数: 80

約数和(自身を含む): 334264320

約数和(自身を除く): 196205200

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 40, 62, 80, 124, 155, 179, 248, 310, 311, 358, 496, 620, 622, 716, 895, 1240, 1244, 1432, 1555, 1790, 2480, 2488, 2864, 3110, 3580, 4976, 5549, 6220, 7160, 9641, 11098, 12440, 14320, 19282, 22196, 24880, 27745, 38564, 44392, 48205, 55490, 55669, 77128, 88784, 96410, 110980, 111338, 154256, 192820, 221960, 222676, 278345, 385640, 443920, 445352, 556690, 771280, 890704, 1113380, 1725739, 2226760, 3451478, 4453520, 6902956, 8628695, 13805912, 17257390, 27611824, 34514780, 69029560, 138059120]

約数ペア:

[(1, 138059120), (2, 69029560), (4, 34514780), (5, 27611824), (8, 17257390), (10, 13805912), (16, 8628695), (20, 6902956), (31, 4453520), (40, 3451478), (62, 2226760), (80, 1725739), (124, 1113380), (155, 890704), (179, 771280), (248, 556690), (310, 445352), (311, 443920), (358, 385640), (496, 278345), (620, 222676), (622, 221960), (716, 192820), (895, 154256), (1240, 111338), (1244, 110980), (1432, 96410), (1555, 88784), (1790, 77128), (2480, 55669), (2488, 55490), (2864, 48205), (3110, 44392), (3580, 38564), (4976, 27745), (5549, 24880), (6220, 22196), (7160, 19282), (9641, 14320), (11098, 12440)]