30124360

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{271}}^1\times {\mathrm{397}}^1$

素因数の和:686

約数の個数: 64

約数和(自身を含む): 77944320

約数和(自身を除く): 47819960

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 271, 280, 397, 542, 794, 1084, 1355, 1588, 1897, 1985, 2168, 2710, 2779, 3176, 3794, 3970, 5420, 5558, 7588, 7940, 9485, 10840, 11116, 13895, 15176, 15880, 18970, 22232, 27790, 37940, 55580, 75880, 107587, 111160, 215174, 430348, 537935, 753109, 860696, 1075870, 1506218, 2151740, 3012436, 3765545, 4303480, 6024872, 7531090, 15062180, 30124360]

約数ペア:

[(1, 30124360), (2, 15062180), (4, 7531090), (5, 6024872), (7, 4303480), (8, 3765545), (10, 3012436), (14, 2151740), (20, 1506218), (28, 1075870), (35, 860696), (40, 753109), (56, 537935), (70, 430348), (140, 215174), (271, 111160), (280, 107587), (397, 75880), (542, 55580), (794, 37940), (1084, 27790), (1355, 22232), (1588, 18970), (1897, 15880), (1985, 15176), (2168, 13895), (2710, 11116), (2779, 10840), (3176, 9485), (3794, 7940), (3970, 7588), (5420, 5558)]