168690320

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{71}}^1\times {\mathrm{1747}}^1$

素因数の和:1848

約数の個数: 80

約数和(自身を含む): 421365888

約数和(自身を除く): 252675568

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 34, 40, 68, 71, 80, 85, 136, 142, 170, 272, 284, 340, 355, 568, 680, 710, 1136, 1207, 1360, 1420, 1747, 2414, 2840, 3494, 4828, 5680, 6035, 6988, 8735, 9656, 12070, 13976, 17470, 19312, 24140, 27952, 29699, 34940, 48280, 59398, 69880, 96560, 118796, 124037, 139760, 148495, 237592, 248074, 296990, 475184, 496148, 593980, 620185, 992296, 1187960, 1240370, 1984592, 2108629, 2375920, 2480740, 4217258, 4961480, 8434516, 9922960, 10543145, 16869032, 21086290, 33738064, 42172580, 84345160, 168690320]

約数ペア:

[(1, 168690320), (2, 84345160), (4, 42172580), (5, 33738064), (8, 21086290), (10, 16869032), (16, 10543145), (17, 9922960), (20, 8434516), (34, 4961480), (40, 4217258), (68, 2480740), (71, 2375920), (80, 2108629), (85, 1984592), (136, 1240370), (142, 1187960), (170, 992296), (272, 620185), (284, 593980), (340, 496148), (355, 475184), (568, 296990), (680, 248074), (710, 237592), (1136, 148495), (1207, 139760), (1360, 124037), (1420, 118796), (1747, 96560), (2414, 69880), (2840, 59398), (3494, 48280), (4828, 34940), (5680, 29699), (6035, 27952), (6988, 24140), (8735, 19312), (9656, 17470), (12070, 13976)]