128898780

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{503}}^1\times {\mathrm{4271}}^1$

素因数の和:4786

約数の個数: 48

約数和(自身を含む): 361718784

約数和(自身を除く): 232820004

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 503, 1006, 1509, 2012, 2515, 3018, 4271, 5030, 6036, 7545, 8542, 10060, 12813, 15090, 17084, 21355, 25626, 30180, 42710, 51252, 64065, 85420, 128130, 256260, 2148313, 4296626, 6444939, 8593252, 10741565, 12889878, 21483130, 25779756, 32224695, 42966260, 64449390, 128898780]

約数ペア:

[(1, 128898780), (2, 64449390), (3, 42966260), (4, 32224695), (5, 25779756), (6, 21483130), (10, 12889878), (12, 10741565), (15, 8593252), (20, 6444939), (30, 4296626), (60, 2148313), (503, 256260), (1006, 128130), (1509, 85420), (2012, 64065), (2515, 51252), (3018, 42710), (4271, 30180), (5030, 25626), (6036, 21355), (7545, 17084), (8542, 15090), (10060, 12813)]