72990330

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{503}}^1\times {\mathrm{691}}^1$

素因数の和:1211

約数の個数: 64

約数和(自身を含む): 200890368

約数和(自身を除く): 127900038

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 70, 105, 210, 503, 691, 1006, 1382, 1509, 2073, 2515, 3018, 3455, 3521, 4146, 4837, 5030, 6910, 7042, 7545, 9674, 10365, 10563, 14511, 15090, 17605, 20730, 21126, 24185, 29022, 35210, 48370, 52815, 72555, 105630, 145110, 347573, 695146, 1042719, 1737865, 2085438, 2433011, 3475730, 4866022, 5213595, 7299033, 10427190, 12165055, 14598066, 24330110, 36495165, 72990330]

約数ペア:

[(1, 72990330), (2, 36495165), (3, 24330110), (5, 14598066), (6, 12165055), (7, 10427190), (10, 7299033), (14, 5213595), (15, 4866022), (21, 3475730), (30, 2433011), (35, 2085438), (42, 1737865), (70, 1042719), (105, 695146), (210, 347573), (503, 145110), (691, 105630), (1006, 72555), (1382, 52815), (1509, 48370), (2073, 35210), (2515, 29022), (3018, 24185), (3455, 21126), (3521, 20730), (4146, 17605), (4837, 15090), (5030, 14511), (6910, 10563), (7042, 10365), (7545, 9674)]