15148380

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19421}}^1$

素因数の和:19446

約数の個数: 48

約数和(自身を含む): 45680544

約数和(自身を除く): 30532164

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, 19421, 38842, 58263, 77684, 97105, 116526, 194210, 233052, 252473, 291315, 388420, 504946, 582630, 757419, 1009892, 1165260, 1262365, 1514838, 2524730, 3029676, 3787095, 5049460, 7574190, 15148380]

約数ペア:

[(1, 15148380), (2, 7574190), (3, 5049460), (4, 3787095), (5, 3029676), (6, 2524730), (10, 1514838), (12, 1262365), (13, 1165260), (15, 1009892), (20, 757419), (26, 582630), (30, 504946), (39, 388420), (52, 291315), (60, 252473), (65, 233052), (78, 194210), (130, 116526), (156, 97105), (195, 77684), (260, 58263), (390, 38842), (780, 19421)]