61903920

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19841}}^1$

素因数の和:19870

約数の個数: 80

約数和(自身を含む): 206674272

約数和(自身を除く): 144770352

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 26, 30, 39, 40, 48, 52, 60, 65, 78, 80, 104, 120, 130, 156, 195, 208, 240, 260, 312, 390, 520, 624, 780, 1040, 1560, 3120, 19841, 39682, 59523, 79364, 99205, 119046, 158728, 198410, 238092, 257933, 297615, 317456, 396820, 476184, 515866, 595230, 773799, 793640, 952368, 1031732, 1190460, 1289665, 1547598, 1587280, 2063464, 2380920, 2579330, 3095196, 3868995, 4126928, 4761840, 5158660, 6190392, 7737990, 10317320, 12380784, 15475980, 20634640, 30951960, 61903920]

約数ペア:

[(1, 61903920), (2, 30951960), (3, 20634640), (4, 15475980), (5, 12380784), (6, 10317320), (8, 7737990), (10, 6190392), (12, 5158660), (13, 4761840), (15, 4126928), (16, 3868995), (20, 3095196), (24, 2579330), (26, 2380920), (30, 2063464), (39, 1587280), (40, 1547598), (48, 1289665), (52, 1190460), (60, 1031732), (65, 952368), (78, 793640), (80, 773799), (104, 595230), (120, 515866), (130, 476184), (156, 396820), (195, 317456), (208, 297615), (240, 257933), (260, 238092), (312, 198410), (390, 158728), (520, 119046), (624, 99205), (780, 79364), (1040, 59523), (1560, 39682), (3120, 19841)]