7557240

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{887}}^1$

素因数の和:972

約数の個数: 64

約数和(自身を含む): 23016960

約数和(自身を除く): 15459720

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 71, 120, 142, 213, 284, 355, 426, 568, 710, 852, 887, 1065, 1420, 1704, 1774, 2130, 2661, 2840, 3548, 4260, 4435, 5322, 7096, 8520, 8870, 10644, 13305, 17740, 21288, 26610, 35480, 53220, 62977, 106440, 125954, 188931, 251908, 314885, 377862, 503816, 629770, 755724, 944655, 1259540, 1511448, 1889310, 2519080, 3778620, 7557240]

約数ペア:

[(1, 7557240), (2, 3778620), (3, 2519080), (4, 1889310), (5, 1511448), (6, 1259540), (8, 944655), (10, 755724), (12, 629770), (15, 503816), (20, 377862), (24, 314885), (30, 251908), (40, 188931), (60, 125954), (71, 106440), (120, 62977), (142, 53220), (213, 35480), (284, 26610), (355, 21288), (426, 17740), (568, 13305), (710, 10644), (852, 8870), (887, 8520), (1065, 7096), (1420, 5322), (1704, 4435), (1774, 4260), (2130, 3548), (2661, 2840)]