139984530

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{21503}}^1$

素因数の和:21551

約数の個数: 64

約数和(自身を含む): 396361728

約数和(自身を除く): 256377198

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 31, 35, 42, 62, 70, 93, 105, 155, 186, 210, 217, 310, 434, 465, 651, 930, 1085, 1302, 2170, 3255, 6510, 21503, 43006, 64509, 107515, 129018, 150521, 215030, 301042, 322545, 451563, 645090, 666593, 752605, 903126, 1333186, 1505210, 1999779, 2257815, 3332965, 3999558, 4515630, 4666151, 6665930, 9332302, 9998895, 13998453, 19997790, 23330755, 27996906, 46661510, 69992265, 139984530]

約数ペア:

[(1, 139984530), (2, 69992265), (3, 46661510), (5, 27996906), (6, 23330755), (7, 19997790), (10, 13998453), (14, 9998895), (15, 9332302), (21, 6665930), (30, 4666151), (31, 4515630), (35, 3999558), (42, 3332965), (62, 2257815), (70, 1999779), (93, 1505210), (105, 1333186), (155, 903126), (186, 752605), (210, 666593), (217, 645090), (310, 451563), (434, 322545), (465, 301042), (651, 215030), (930, 150521), (1085, 129018), (1302, 107515), (2170, 64509), (3255, 43006), (6510, 21503)]