87779640

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{56269}}^1$

素因数の和:56296

約数の個数: 64

約数和(自身を含む): 283600800

約数和(自身を除く): 195821160

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 20, 24, 26, 30, 39, 40, 52, 60, 65, 78, 104, 120, 130, 156, 195, 260, 312, 390, 520, 780, 1560, 56269, 112538, 168807, 225076, 281345, 337614, 450152, 562690, 675228, 731497, 844035, 1125380, 1350456, 1462994, 1688070, 2194491, 2250760, 2925988, 3376140, 3657485, 4388982, 5851976, 6752280, 7314970, 8777964, 10972455, 14629940, 17555928, 21944910, 29259880, 43889820, 87779640]

約数ペア:

[(1, 87779640), (2, 43889820), (3, 29259880), (4, 21944910), (5, 17555928), (6, 14629940), (8, 10972455), (10, 8777964), (12, 7314970), (13, 6752280), (15, 5851976), (20, 4388982), (24, 3657485), (26, 3376140), (30, 2925988), (39, 2250760), (40, 2194491), (52, 1688070), (60, 1462994), (65, 1350456), (78, 1125380), (104, 844035), (120, 731497), (130, 675228), (156, 562690), (195, 450152), (260, 337614), (312, 281345), (390, 225076), (520, 168807), (780, 112538), (1560, 56269)]