74716140

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{17539}}^1$

素因数の和:17622

約数の個数: 48

約数和(自身を含む): 212163840

約数和(自身を除く): 137447700

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 71, 142, 213, 284, 355, 426, 710, 852, 1065, 1420, 2130, 4260, 17539, 35078, 52617, 70156, 87695, 105234, 175390, 210468, 263085, 350780, 526170, 1052340, 1245269, 2490538, 3735807, 4981076, 6226345, 7471614, 12452690, 14943228, 18679035, 24905380, 37358070, 74716140]

約数ペア:

[(1, 74716140), (2, 37358070), (3, 24905380), (4, 18679035), (5, 14943228), (6, 12452690), (10, 7471614), (12, 6226345), (15, 4981076), (20, 3735807), (30, 2490538), (60, 1245269), (71, 1052340), (142, 526170), (213, 350780), (284, 263085), (355, 210468), (426, 175390), (710, 105234), (852, 87695), (1065, 70156), (1420, 52617), (2130, 35078), (4260, 17539)]