168743560

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{239}}^1\times {\mathrm{929}}^1$

素因数の和:1198

約数の個数: 64

約数和(自身を含む): 401760000

約数和(自身を除く): 233016440

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 95, 152, 190, 239, 380, 478, 760, 929, 956, 1195, 1858, 1912, 2390, 3716, 4541, 4645, 4780, 7432, 9082, 9290, 9560, 17651, 18164, 18580, 22705, 35302, 36328, 37160, 45410, 70604, 88255, 90820, 141208, 176510, 181640, 222031, 353020, 444062, 706040, 888124, 1110155, 1776248, 2220310, 4218589, 4440620, 8437178, 8881240, 16874356, 21092945, 33748712, 42185890, 84371780, 168743560]

約数ペア:

[(1, 168743560), (2, 84371780), (4, 42185890), (5, 33748712), (8, 21092945), (10, 16874356), (19, 8881240), (20, 8437178), (38, 4440620), (40, 4218589), (76, 2220310), (95, 1776248), (152, 1110155), (190, 888124), (239, 706040), (380, 444062), (478, 353020), (760, 222031), (929, 181640), (956, 176510), (1195, 141208), (1858, 90820), (1912, 88255), (2390, 70604), (3716, 45410), (4541, 37160), (4645, 36328), (4780, 35302), (7432, 22705), (9082, 18580), (9290, 18164), (9560, 17651)]