128377452

素因数分解:

$2^2\times 3^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{11491}}^1$

素因数の和:11531

約数の個数: 72

約数和(自身を含む): 366824640

約数和(自身を除く): 238447188

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 19, 21, 28, 38, 42, 49, 57, 76, 84, 98, 114, 133, 147, 196, 228, 266, 294, 399, 532, 588, 798, 931, 1596, 1862, 2793, 3724, 5586, 11172, 11491, 22982, 34473, 45964, 68946, 80437, 137892, 160874, 218329, 241311, 321748, 436658, 482622, 563059, 654987, 873316, 965244, 1126118, 1309974, 1528303, 1689177, 2252236, 2619948, 3056606, 3378354, 4584909, 6113212, 6756708, 9169818, 10698121, 18339636, 21396242, 32094363, 42792484, 64188726, 128377452]

約数ペア:

[(1, 128377452), (2, 64188726), (3, 42792484), (4, 32094363), (6, 21396242), (7, 18339636), (12, 10698121), (14, 9169818), (19, 6756708), (21, 6113212), (28, 4584909), (38, 3378354), (42, 3056606), (49, 2619948), (57, 2252236), (76, 1689177), (84, 1528303), (98, 1309974), (114, 1126118), (133, 965244), (147, 873316), (196, 654987), (228, 563059), (266, 482622), (294, 436658), (399, 321748), (532, 241311), (588, 218329), (798, 160874), (931, 137892), (1596, 80437), (1862, 68946), (2793, 45964), (3724, 34473), (5586, 22982), (11172, 11491)]