156720942680

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{1151}}^1\times {\mathrm{109807}}^1$

素因数の和:111000

約数の個数: 64

約数和(自身を含む): 364316590080

約数和(自身を除く): 207595647400

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 62, 124, 155, 248, 310, 620, 1151, 1240, 2302, 4604, 5755, 9208, 11510, 23020, 35681, 46040, 71362, 109807, 142724, 178405, 219614, 285448, 356810, 439228, 549035, 713620, 878456, 1098070, 1427240, 2196140, 3404017, 4392280, 6808034, 13616068, 17020085, 27232136, 34040170, 68080340, 126387857, 136160680, 252775714, 505551428, 631939285, 1011102856, 1263878570, 2527757140, 3918023567, 5055514280, 7836047134, 15672094268, 19590117835, 31344188536, 39180235670, 78360471340, 156720942680]

約数ペア:

[(1, 156720942680), (2, 78360471340), (4, 39180235670), (5, 31344188536), (8, 19590117835), (10, 15672094268), (20, 7836047134), (31, 5055514280), (40, 3918023567), (62, 2527757140), (124, 1263878570), (155, 1011102856), (248, 631939285), (310, 505551428), (620, 252775714), (1151, 136160680), (1240, 126387857), (2302, 68080340), (4604, 34040170), (5755, 27232136), (9208, 17020085), (11510, 13616068), (23020, 6808034), (35681, 4392280), (46040, 3404017), (71362, 2196140), (109807, 1427240), (142724, 1098070), (178405, 878456), (219614, 713620), (285448, 549035), (356810, 439228)]