388771890

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{179}}^1\times {\mathrm{5569}}^1$

素因数の和:5771

約数の個数: 64

約数和(自身を含む): 1010620800

約数和(自身を除く): 621848910

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 78, 130, 179, 195, 358, 390, 537, 895, 1074, 1790, 2327, 2685, 4654, 5370, 5569, 6981, 11138, 11635, 13962, 16707, 23270, 27845, 33414, 34905, 55690, 69810, 72397, 83535, 144794, 167070, 217191, 361985, 434382, 723970, 996851, 1085955, 1993702, 2171910, 2990553, 4984255, 5981106, 9968510, 12959063, 14952765, 25918126, 29905530, 38877189, 64795315, 77754378, 129590630, 194385945, 388771890]

約数ペア:

[(1, 388771890), (2, 194385945), (3, 129590630), (5, 77754378), (6, 64795315), (10, 38877189), (13, 29905530), (15, 25918126), (26, 14952765), (30, 12959063), (39, 9968510), (65, 5981106), (78, 4984255), (130, 2990553), (179, 2171910), (195, 1993702), (358, 1085955), (390, 996851), (537, 723970), (895, 434382), (1074, 361985), (1790, 217191), (2327, 167070), (2685, 144794), (4654, 83535), (5370, 72397), (5569, 69810), (6981, 55690), (11138, 34905), (11635, 33414), (13962, 27845), (16707, 23270)]