81738456

素因数分解:

$2^3\times 3^1\times {\mathrm{19}}^1\times {\mathrm{79}}^1\times {\mathrm{2269}}^1$

素因数の和:2376

約数の個数: 64

約数和(自身を含む): 217920000

約数和(自身を除く): 136181544

約数列:

[1, 2, 3, 4, 6, 8, 12, 19, 24, 38, 57, 76, 79, 114, 152, 158, 228, 237, 316, 456, 474, 632, 948, 1501, 1896, 2269, 3002, 4503, 4538, 6004, 6807, 9006, 9076, 12008, 13614, 18012, 18152, 27228, 36024, 43111, 54456, 86222, 129333, 172444, 179251, 258666, 344888, 358502, 517332, 537753, 717004, 1034664, 1075506, 1434008, 2151012, 3405769, 4302024, 6811538, 10217307, 13623076, 20434614, 27246152, 40869228, 81738456]

約数ペア:

[(1, 81738456), (2, 40869228), (3, 27246152), (4, 20434614), (6, 13623076), (8, 10217307), (12, 6811538), (19, 4302024), (24, 3405769), (38, 2151012), (57, 1434008), (76, 1075506), (79, 1034664), (114, 717004), (152, 537753), (158, 517332), (228, 358502), (237, 344888), (316, 258666), (456, 179251), (474, 172444), (632, 129333), (948, 86222), (1501, 54456), (1896, 43111), (2269, 36024), (3002, 27228), (4503, 18152), (4538, 18012), (6004, 13614), (6807, 12008), (9006, 9076)]