31468080

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{18731}}^1$

素因数の和:18754

約数の個数: 80

約数和(自身を含む): 111492864

約数和(自身を除く): 80024784

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 35, 40, 42, 48, 56, 60, 70, 80, 84, 105, 112, 120, 140, 168, 210, 240, 280, 336, 420, 560, 840, 1680, 18731, 37462, 56193, 74924, 93655, 112386, 131117, 149848, 187310, 224772, 262234, 280965, 299696, 374620, 393351, 449544, 524468, 561930, 655585, 749240, 786702, 899088, 1048936, 1123860, 1311170, 1498480, 1573404, 1966755, 2097872, 2247720, 2622340, 3146808, 3933510, 4495440, 5244680, 6293616, 7867020, 10489360, 15734040, 31468080]

約数ペア:

[(1, 31468080), (2, 15734040), (3, 10489360), (4, 7867020), (5, 6293616), (6, 5244680), (7, 4495440), (8, 3933510), (10, 3146808), (12, 2622340), (14, 2247720), (15, 2097872), (16, 1966755), (20, 1573404), (21, 1498480), (24, 1311170), (28, 1123860), (30, 1048936), (35, 899088), (40, 786702), (42, 749240), (48, 655585), (56, 561930), (60, 524468), (70, 449544), (80, 393351), (84, 374620), (105, 299696), (112, 280965), (120, 262234), (140, 224772), (168, 187310), (210, 149848), (240, 131117), (280, 112386), (336, 93655), (420, 74924), (560, 56193), (840, 37462), (1680, 18731)]