221468600

素因数分解:

$2^3\times 5^2\times {\mathrm{79}}^1\times {\mathrm{107}}^1\times {\mathrm{131}}^1$

素因数の和:333

約数の個数: 96

約数和(自身を含む): 530323200

約数和(自身を除く): 308854600

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 79, 100, 107, 131, 158, 200, 214, 262, 316, 395, 428, 524, 535, 632, 655, 790, 856, 1048, 1070, 1310, 1580, 1975, 2140, 2620, 2675, 3160, 3275, 3950, 4280, 5240, 5350, 6550, 7900, 8453, 10349, 10700, 13100, 14017, 15800, 16906, 20698, 21400, 26200, 28034, 33812, 41396, 42265, 51745, 56068, 67624, 70085, 82792, 84530, 103490, 112136, 140170, 169060, 206980, 211325, 258725, 280340, 338120, 350425, 413960, 422650, 517450, 560680, 700850, 845300, 1034900, 1107343, 1401700, 1690600, 2069800, 2214686, 2803400, 4429372, 5536715, 8858744, 11073430, 22146860, 27683575, 44293720, 55367150, 110734300, 221468600]

約数ペア:

[(1, 221468600), (2, 110734300), (4, 55367150), (5, 44293720), (8, 27683575), (10, 22146860), (20, 11073430), (25, 8858744), (40, 5536715), (50, 4429372), (79, 2803400), (100, 2214686), (107, 2069800), (131, 1690600), (158, 1401700), (200, 1107343), (214, 1034900), (262, 845300), (316, 700850), (395, 560680), (428, 517450), (524, 422650), (535, 413960), (632, 350425), (655, 338120), (790, 280340), (856, 258725), (1048, 211325), (1070, 206980), (1310, 169060), (1580, 140170), (1975, 112136), (2140, 103490), (2620, 84530), (2675, 82792), (3160, 70085), (3275, 67624), (3950, 56068), (4280, 51745), (5240, 42265), (5350, 41396), (6550, 33812), (7900, 28034), (8453, 26200), (10349, 21400), (10700, 20698), (13100, 16906), (14017, 15800)]