55069140

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{18731}}^1$

素因数の和:18757

約数の個数: 72

約数和(自身を含む): 179377632

約数和(自身を除く): 124308492

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 49, 60, 70, 84, 98, 105, 140, 147, 196, 210, 245, 294, 420, 490, 588, 735, 980, 1470, 2940, 18731, 37462, 56193, 74924, 93655, 112386, 131117, 187310, 224772, 262234, 280965, 374620, 393351, 524468, 561930, 655585, 786702, 917819, 1123860, 1311170, 1573404, 1835638, 1966755, 2622340, 2753457, 3671276, 3933510, 4589095, 5506914, 7867020, 9178190, 11013828, 13767285, 18356380, 27534570, 55069140]

約数ペア:

[(1, 55069140), (2, 27534570), (3, 18356380), (4, 13767285), (5, 11013828), (6, 9178190), (7, 7867020), (10, 5506914), (12, 4589095), (14, 3933510), (15, 3671276), (20, 2753457), (21, 2622340), (28, 1966755), (30, 1835638), (35, 1573404), (42, 1311170), (49, 1123860), (60, 917819), (70, 786702), (84, 655585), (98, 561930), (105, 524468), (140, 393351), (147, 374620), (196, 280965), (210, 262234), (245, 224772), (294, 187310), (420, 131117), (490, 112386), (588, 93655), (735, 74924), (980, 56193), (1470, 37462), (2940, 18731)]