139390880

素因数分解:

$2^5\times 5^1\times {\mathrm{31}}^1\times {\mathrm{157}}^1\times {\mathrm{179}}^1$

素因数の和:382

約数の個数: 96

約数和(自身を含む): 344010240

約数和(自身を除く): 204619360

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 62, 80, 124, 155, 157, 160, 179, 248, 310, 314, 358, 496, 620, 628, 716, 785, 895, 992, 1240, 1256, 1432, 1570, 1790, 2480, 2512, 2864, 3140, 3580, 4867, 4960, 5024, 5549, 5728, 6280, 7160, 9734, 11098, 12560, 14320, 19468, 22196, 24335, 25120, 27745, 28103, 28640, 38936, 44392, 48670, 55490, 56206, 77872, 88784, 97340, 110980, 112412, 140515, 155744, 177568, 194680, 221960, 224824, 281030, 389360, 443920, 449648, 562060, 778720, 871193, 887840, 899296, 1124120, 1742386, 2248240, 3484772, 4355965, 4496480, 6969544, 8711930, 13939088, 17423860, 27878176, 34847720, 69695440, 139390880]

約数ペア:

[(1, 139390880), (2, 69695440), (4, 34847720), (5, 27878176), (8, 17423860), (10, 13939088), (16, 8711930), (20, 6969544), (31, 4496480), (32, 4355965), (40, 3484772), (62, 2248240), (80, 1742386), (124, 1124120), (155, 899296), (157, 887840), (160, 871193), (179, 778720), (248, 562060), (310, 449648), (314, 443920), (358, 389360), (496, 281030), (620, 224824), (628, 221960), (716, 194680), (785, 177568), (895, 155744), (992, 140515), (1240, 112412), (1256, 110980), (1432, 97340), (1570, 88784), (1790, 77872), (2480, 56206), (2512, 55490), (2864, 48670), (3140, 44392), (3580, 38936), (4867, 28640), (4960, 28103), (5024, 27745), (5549, 25120), (5728, 24335), (6280, 22196), (7160, 19468), (9734, 14320), (11098, 12560)]