172171360

素因数分解:

$2^5\times 5^1\times {\mathrm{37}}^1\times {\mathrm{127}}^1\times {\mathrm{229}}^1$

素因数の和:408

約数の個数: 96

約数和(自身を含む): 422876160

約数和(自身を除く): 250704800

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 37, 40, 74, 80, 127, 148, 160, 185, 229, 254, 296, 370, 458, 508, 592, 635, 740, 916, 1016, 1145, 1184, 1270, 1480, 1832, 2032, 2290, 2540, 2960, 3664, 4064, 4580, 4699, 5080, 5920, 7328, 8473, 9160, 9398, 10160, 16946, 18320, 18796, 20320, 23495, 29083, 33892, 36640, 37592, 42365, 46990, 58166, 67784, 75184, 84730, 93980, 116332, 135568, 145415, 150368, 169460, 187960, 232664, 271136, 290830, 338920, 375920, 465328, 581660, 677840, 751840, 930656, 1076071, 1163320, 1355680, 2152142, 2326640, 4304284, 4653280, 5380355, 8608568, 10760710, 17217136, 21521420, 34434272, 43042840, 86085680, 172171360]

約数ペア:

[(1, 172171360), (2, 86085680), (4, 43042840), (5, 34434272), (8, 21521420), (10, 17217136), (16, 10760710), (20, 8608568), (32, 5380355), (37, 4653280), (40, 4304284), (74, 2326640), (80, 2152142), (127, 1355680), (148, 1163320), (160, 1076071), (185, 930656), (229, 751840), (254, 677840), (296, 581660), (370, 465328), (458, 375920), (508, 338920), (592, 290830), (635, 271136), (740, 232664), (916, 187960), (1016, 169460), (1145, 150368), (1184, 145415), (1270, 135568), (1480, 116332), (1832, 93980), (2032, 84730), (2290, 75184), (2540, 67784), (2960, 58166), (3664, 46990), (4064, 42365), (4580, 37592), (4699, 36640), (5080, 33892), (5920, 29083), (7328, 23495), (8473, 20320), (9160, 18796), (9398, 18320), (10160, 16946)]