7920660

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{11}}^2\times {\mathrm{1091}}^1$

素因数の和:1125

約数の個数: 72

約数和(自身を含む): 24399648

約数和(自身を除く): 16478988

約数列:

[1, 2, 3, 4, 5, 6, 10, 11, 12, 15, 20, 22, 30, 33, 44, 55, 60, 66, 110, 121, 132, 165, 220, 242, 330, 363, 484, 605, 660, 726, 1091, 1210, 1452, 1815, 2182, 2420, 3273, 3630, 4364, 5455, 6546, 7260, 10910, 12001, 13092, 16365, 21820, 24002, 32730, 36003, 48004, 60005, 65460, 72006, 120010, 132011, 144012, 180015, 240020, 264022, 360030, 396033, 528044, 660055, 720060, 792066, 1320110, 1584132, 1980165, 2640220, 3960330, 7920660]

約数ペア:

[(1, 7920660), (2, 3960330), (3, 2640220), (4, 1980165), (5, 1584132), (6, 1320110), (10, 792066), (11, 720060), (12, 660055), (15, 528044), (20, 396033), (22, 360030), (30, 264022), (33, 240020), (44, 180015), (55, 144012), (60, 132011), (66, 120010), (110, 72006), (121, 65460), (132, 60005), (165, 48004), (220, 36003), (242, 32730), (330, 24002), (363, 21820), (484, 16365), (605, 13092), (660, 12001), (726, 10910), (1091, 7260), (1210, 6546), (1452, 5455), (1815, 4364), (2182, 3630), (2420, 3273)]