15837240

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{271}}^1\times {\mathrm{487}}^1$

素因数の和:772

約数の個数: 64

約数和(自身を含む): 47784960

約数和(自身を除く): 31947720

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 271, 487, 542, 813, 974, 1084, 1355, 1461, 1626, 1948, 2168, 2435, 2710, 2922, 3252, 3896, 4065, 4870, 5420, 5844, 6504, 7305, 8130, 9740, 10840, 11688, 14610, 16260, 19480, 29220, 32520, 58440, 131977, 263954, 395931, 527908, 659885, 791862, 1055816, 1319770, 1583724, 1979655, 2639540, 3167448, 3959310, 5279080, 7918620, 15837240]

約数ペア:

[(1, 15837240), (2, 7918620), (3, 5279080), (4, 3959310), (5, 3167448), (6, 2639540), (8, 1979655), (10, 1583724), (12, 1319770), (15, 1055816), (20, 791862), (24, 659885), (30, 527908), (40, 395931), (60, 263954), (120, 131977), (271, 58440), (487, 32520), (542, 29220), (813, 19480), (974, 16260), (1084, 14610), (1355, 11688), (1461, 10840), (1626, 9740), (1948, 8130), (2168, 7305), (2435, 6504), (2710, 5844), (2922, 5420), (3252, 4870), (3896, 4065)]