171191600

素因数分解:

$2^4\times 5^2\times {\mathrm{37}}^1\times {\mathrm{43}}^1\times {\mathrm{269}}^1$

素因数の和:367

約数の個数: 120

約数和(自身を含む): 433833840

約数和(自身を除く): 262642240

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 37, 40, 43, 50, 74, 80, 86, 100, 148, 172, 185, 200, 215, 269, 296, 344, 370, 400, 430, 538, 592, 688, 740, 860, 925, 1075, 1076, 1345, 1480, 1591, 1720, 1850, 2150, 2152, 2690, 2960, 3182, 3440, 3700, 4300, 4304, 5380, 6364, 6725, 7400, 7955, 8600, 9953, 10760, 11567, 12728, 13450, 14800, 15910, 17200, 19906, 21520, 23134, 25456, 26900, 31820, 39775, 39812, 46268, 49765, 53800, 57835, 63640, 79550, 79624, 92536, 99530, 107600, 115670, 127280, 159100, 159248, 185072, 199060, 231340, 248825, 289175, 318200, 398120, 427979, 462680, 497650, 578350, 636400, 796240, 855958, 925360, 995300, 1156700, 1711916, 1990600, 2139895, 2313400, 3423832, 3981200, 4279790, 4626800, 6847664, 8559580, 10699475, 17119160, 21398950, 34238320, 42797900, 85595800, 171191600]

約数ペア:

[(1, 171191600), (2, 85595800), (4, 42797900), (5, 34238320), (8, 21398950), (10, 17119160), (16, 10699475), (20, 8559580), (25, 6847664), (37, 4626800), (40, 4279790), (43, 3981200), (50, 3423832), (74, 2313400), (80, 2139895), (86, 1990600), (100, 1711916), (148, 1156700), (172, 995300), (185, 925360), (200, 855958), (215, 796240), (269, 636400), (296, 578350), (344, 497650), (370, 462680), (400, 427979), (430, 398120), (538, 318200), (592, 289175), (688, 248825), (740, 231340), (860, 199060), (925, 185072), (1075, 159248), (1076, 159100), (1345, 127280), (1480, 115670), (1591, 107600), (1720, 99530), (1850, 92536), (2150, 79624), (2152, 79550), (2690, 63640), (2960, 57835), (3182, 53800), (3440, 49765), (3700, 46268), (4300, 39812), (4304, 39775), (5380, 31820), (6364, 26900), (6725, 25456), (7400, 23134), (7955, 21520), (8600, 19906), (9953, 17200), (10760, 15910), (11567, 14800), (12728, 13450)]