157049728

素因数分解:

$2^7\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{1571}}^1$

素因数の和:1667

約数の個数: 64

約数和(自身を含む): 346343040

約数和(自身を除く): 189293312

約数列:

[1, 2, 4, 8, 11, 16, 22, 32, 44, 64, 71, 88, 128, 142, 176, 284, 352, 568, 704, 781, 1136, 1408, 1562, 1571, 2272, 3124, 3142, 4544, 6248, 6284, 9088, 12496, 12568, 17281, 24992, 25136, 34562, 49984, 50272, 69124, 99968, 100544, 111541, 138248, 201088, 223082, 276496, 446164, 552992, 892328, 1105984, 1226951, 1784656, 2211968, 2453902, 3569312, 4907804, 7138624, 9815608, 14277248, 19631216, 39262432, 78524864, 157049728]

約数ペア:

[(1, 157049728), (2, 78524864), (4, 39262432), (8, 19631216), (11, 14277248), (16, 9815608), (22, 7138624), (32, 4907804), (44, 3569312), (64, 2453902), (71, 2211968), (88, 1784656), (128, 1226951), (142, 1105984), (176, 892328), (284, 552992), (352, 446164), (568, 276496), (704, 223082), (781, 201088), (1136, 138248), (1408, 111541), (1562, 100544), (1571, 99968), (2272, 69124), (3124, 50272), (3142, 49984), (4544, 34562), (6248, 25136), (6284, 24992), (9088, 17281), (12496, 12568)]