8878980

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{11}}^2\times {\mathrm{1223}}^1$

素因数の和:1257

約数の個数: 72

約数和(自身を含む): 27349056

約数和(自身を除く): 18470076

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, 1210, 1223, 1452, 1815, 2420, 2446, 3630, 3669, 4892, 6115, 7260, 7338, 12230, 13453, 14676, 18345, 24460, 26906, 36690, 40359, 53812, 67265, 73380, 80718, 134530, 147983, 161436, 201795, 269060, 295966, 403590, 443949, 591932, 739915, 807180, 887898, 1479830, 1775796, 2219745, 2959660, 4439490, 8878980]

約数ペア:

[(1, 8878980), (2, 4439490), (3, 2959660), (4, 2219745), (5, 1775796), (6, 1479830), (10, 887898), (11, 807180), (12, 739915), (15, 591932), (20, 443949), (22, 403590), (30, 295966), (33, 269060), (44, 201795), (55, 161436), (60, 147983), (66, 134530), (110, 80718), (121, 73380), (132, 67265), (165, 53812), (220, 40359), (242, 36690), (330, 26906), (363, 24460), (484, 18345), (605, 14676), (660, 13453), (726, 12230), (1210, 7338), (1223, 7260), (1452, 6115), (1815, 4892), (2420, 3669), (2446, 3630)]