1688045240

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{2269}}^1\times {\mathrm{2657}}^1$

素因数の和:4944

約数の個数: 64

約数和(自身を含む): 4344235200

約数和(自身を除く): 2656189960

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 2269, 2657, 4538, 5314, 9076, 10628, 11345, 13285, 15883, 18152, 18599, 21256, 22690, 26570, 31766, 37198, 45380, 53140, 63532, 74396, 79415, 90760, 92995, 106280, 127064, 148792, 158830, 185990, 317660, 371980, 635320, 743960, 6028733, 12057466, 24114932, 30143665, 42201131, 48229864, 60287330, 84402262, 120574660, 168804524, 211005655, 241149320, 337609048, 422011310, 844022620, 1688045240]

約数ペア:

[(1, 1688045240), (2, 844022620), (4, 422011310), (5, 337609048), (7, 241149320), (8, 211005655), (10, 168804524), (14, 120574660), (20, 84402262), (28, 60287330), (35, 48229864), (40, 42201131), (56, 30143665), (70, 24114932), (140, 12057466), (280, 6028733), (2269, 743960), (2657, 635320), (4538, 371980), (5314, 317660), (9076, 185990), (10628, 158830), (11345, 148792), (13285, 127064), (15883, 106280), (18152, 92995), (18599, 90760), (21256, 79415), (22690, 74396), (26570, 63532), (31766, 53140), (37198, 45380)]