221229160

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{17123}}^1$

素因数の和:17170

約数の個数: 64

約数和(自身を含む): 554817600

約数和(自身を除く): 333588440

約数列:

[1, 2, 4, 5, 8, 10, 17, 19, 20, 34, 38, 40, 68, 76, 85, 95, 136, 152, 170, 190, 323, 340, 380, 646, 680, 760, 1292, 1615, 2584, 3230, 6460, 12920, 17123, 34246, 68492, 85615, 136984, 171230, 291091, 325337, 342460, 582182, 650674, 684920, 1164364, 1301348, 1455455, 1626685, 2328728, 2602696, 2910910, 3253370, 5530729, 5821820, 6506740, 11061458, 11643640, 13013480, 22122916, 27653645, 44245832, 55307290, 110614580, 221229160]

約数ペア:

[(1, 221229160), (2, 110614580), (4, 55307290), (5, 44245832), (8, 27653645), (10, 22122916), (17, 13013480), (19, 11643640), (20, 11061458), (34, 6506740), (38, 5821820), (40, 5530729), (68, 3253370), (76, 2910910), (85, 2602696), (95, 2328728), (136, 1626685), (152, 1455455), (170, 1301348), (190, 1164364), (323, 684920), (340, 650674), (380, 582182), (646, 342460), (680, 325337), (760, 291091), (1292, 171230), (1615, 136984), (2584, 85615), (3230, 68492), (6460, 34246), (12920, 17123)]