28368780

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{53}}^1\times {\mathrm{811}}^1$

素因数の和:887

約数の個数: 96

約数和(自身を含む): 88397568

約数和(自身を除く): 60028788

約数列:

[1, 2, 3, 4, 5, 6, 10, 11, 12, 15, 20, 22, 30, 33, 44, 53, 55, 60, 66, 106, 110, 132, 159, 165, 212, 220, 265, 318, 330, 530, 583, 636, 660, 795, 811, 1060, 1166, 1590, 1622, 1749, 2332, 2433, 2915, 3180, 3244, 3498, 4055, 4866, 5830, 6996, 8110, 8745, 8921, 9732, 11660, 12165, 16220, 17490, 17842, 24330, 26763, 34980, 35684, 42983, 44605, 48660, 53526, 85966, 89210, 107052, 128949, 133815, 171932, 178420, 214915, 257898, 267630, 429830, 472813, 515796, 535260, 644745, 859660, 945626, 1289490, 1418439, 1891252, 2364065, 2578980, 2836878, 4728130, 5673756, 7092195, 9456260, 14184390, 28368780]

約数ペア:

[(1, 28368780), (2, 14184390), (3, 9456260), (4, 7092195), (5, 5673756), (6, 4728130), (10, 2836878), (11, 2578980), (12, 2364065), (15, 1891252), (20, 1418439), (22, 1289490), (30, 945626), (33, 859660), (44, 644745), (53, 535260), (55, 515796), (60, 472813), (66, 429830), (106, 267630), (110, 257898), (132, 214915), (159, 178420), (165, 171932), (212, 133815), (220, 128949), (265, 107052), (318, 89210), (330, 85966), (530, 53526), (583, 48660), (636, 44605), (660, 42983), (795, 35684), (811, 34980), (1060, 26763), (1166, 24330), (1590, 17842), (1622, 17490), (1749, 16220), (2332, 12165), (2433, 11660), (2915, 9732), (3180, 8921), (3244, 8745), (3498, 8110), (4055, 6996), (4866, 5830)]