217584080

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{7331}}^1$

素因数の和:7404

約数の個数: 80

約数和(自身を含む): 589140864

約数和(自身を除く): 371556784

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 53, 56, 70, 80, 106, 112, 140, 212, 265, 280, 371, 424, 530, 560, 742, 848, 1060, 1484, 1855, 2120, 2968, 3710, 4240, 5936, 7331, 7420, 14662, 14840, 29324, 29680, 36655, 51317, 58648, 73310, 102634, 117296, 146620, 205268, 256585, 293240, 388543, 410536, 513170, 586480, 777086, 821072, 1026340, 1554172, 1942715, 2052680, 2719801, 3108344, 3885430, 4105360, 5439602, 6216688, 7770860, 10879204, 13599005, 15541720, 21758408, 27198010, 31083440, 43516816, 54396020, 108792040, 217584080]

約数ペア:

[(1, 217584080), (2, 108792040), (4, 54396020), (5, 43516816), (7, 31083440), (8, 27198010), (10, 21758408), (14, 15541720), (16, 13599005), (20, 10879204), (28, 7770860), (35, 6216688), (40, 5439602), (53, 4105360), (56, 3885430), (70, 3108344), (80, 2719801), (106, 2052680), (112, 1942715), (140, 1554172), (212, 1026340), (265, 821072), (280, 777086), (371, 586480), (424, 513170), (530, 410536), (560, 388543), (742, 293240), (848, 256585), (1060, 205268), (1484, 146620), (1855, 117296), (2120, 102634), (2968, 73310), (3710, 58648), (4240, 51317), (5936, 36655), (7331, 29680), (7420, 29324), (14662, 14840)]