136639720

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{229}}^1\times {\mathrm{2131}}^1$

素因数の和:2378

約数の個数: 64

約数和(自身を含む): 353059200

約数和(自身を除く): 216419480

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 229, 280, 458, 916, 1145, 1603, 1832, 2131, 2290, 3206, 4262, 4580, 6412, 8015, 8524, 9160, 10655, 12824, 14917, 16030, 17048, 21310, 29834, 32060, 42620, 59668, 64120, 74585, 85240, 119336, 149170, 298340, 487999, 596680, 975998, 1951996, 2439995, 3415993, 3903992, 4879990, 6831986, 9759980, 13663972, 17079965, 19519960, 27327944, 34159930, 68319860, 136639720]

約数ペア:

[(1, 136639720), (2, 68319860), (4, 34159930), (5, 27327944), (7, 19519960), (8, 17079965), (10, 13663972), (14, 9759980), (20, 6831986), (28, 4879990), (35, 3903992), (40, 3415993), (56, 2439995), (70, 1951996), (140, 975998), (229, 596680), (280, 487999), (458, 298340), (916, 149170), (1145, 119336), (1603, 85240), (1832, 74585), (2131, 64120), (2290, 59668), (3206, 42620), (4262, 32060), (4580, 29834), (6412, 21310), (8015, 17048), (8524, 16030), (9160, 14917), (10655, 12824)]