660131724

素因数分解:

$2^2\times 3^1\times 7^2\times {\mathrm{743}}^1\times {\mathrm{1511}}^1$

素因数の和:2275

約数の個数: 72

約数和(自身を含む): 1795385088

約数和(自身を除く): 1135253364

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 49, 84, 98, 147, 196, 294, 588, 743, 1486, 1511, 2229, 2972, 3022, 4458, 4533, 5201, 6044, 8916, 9066, 10402, 10577, 15603, 18132, 20804, 21154, 31206, 31731, 36407, 42308, 62412, 63462, 72814, 74039, 109221, 126924, 145628, 148078, 218442, 222117, 296156, 436884, 444234, 888468, 1122673, 2245346, 3368019, 4490692, 6736038, 7858711, 13472076, 15717422, 23576133, 31434844, 47152266, 55010977, 94304532, 110021954, 165032931, 220043908, 330065862, 660131724]

約数ペア:

[(1, 660131724), (2, 330065862), (3, 220043908), (4, 165032931), (6, 110021954), (7, 94304532), (12, 55010977), (14, 47152266), (21, 31434844), (28, 23576133), (42, 15717422), (49, 13472076), (84, 7858711), (98, 6736038), (147, 4490692), (196, 3368019), (294, 2245346), (588, 1122673), (743, 888468), (1486, 444234), (1511, 436884), (2229, 296156), (2972, 222117), (3022, 218442), (4458, 148078), (4533, 145628), (5201, 126924), (6044, 109221), (8916, 74039), (9066, 72814), (10402, 63462), (10577, 62412), (15603, 42308), (18132, 36407), (20804, 31731), (21154, 31206)]