15068820

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19319}}^1$

素因数の和:19344

約数の個数: 48

約数和(自身を含む): 45440640

約数和(自身を除く): 30371820

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 130, 156, 195, 260, 390, 780, 19319, 38638, 57957, 77276, 96595, 115914, 193190, 231828, 251147, 289785, 386380, 502294, 579570, 753441, 1004588, 1159140, 1255735, 1506882, 2511470, 3013764, 3767205, 5022940, 7534410, 15068820]

約数ペア:

[(1, 15068820), (2, 7534410), (3, 5022940), (4, 3767205), (5, 3013764), (6, 2511470), (10, 1506882), (12, 1255735), (13, 1159140), (15, 1004588), (20, 753441), (26, 579570), (30, 502294), (39, 386380), (52, 289785), (60, 251147), (65, 231828), (78, 193190), (130, 115914), (156, 96595), (195, 77276), (260, 57957), (390, 38638), (780, 19319)]