91484680

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{397}}^1\times {\mathrm{823}}^1$

素因数の和:1238

約数の個数: 64

約数和(自身を含む): 236125440

約数和(自身を除く): 144640760

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 397, 794, 823, 1588, 1646, 1985, 2779, 3176, 3292, 3970, 4115, 5558, 5761, 6584, 7940, 8230, 11116, 11522, 13895, 15880, 16460, 22232, 23044, 27790, 28805, 32920, 46088, 55580, 57610, 111160, 115220, 230440, 326731, 653462, 1306924, 1633655, 2287117, 2613848, 3267310, 4574234, 6534620, 9148468, 11435585, 13069240, 18296936, 22871170, 45742340, 91484680]

約数ペア:

[(1, 91484680), (2, 45742340), (4, 22871170), (5, 18296936), (7, 13069240), (8, 11435585), (10, 9148468), (14, 6534620), (20, 4574234), (28, 3267310), (35, 2613848), (40, 2287117), (56, 1633655), (70, 1306924), (140, 653462), (280, 326731), (397, 230440), (794, 115220), (823, 111160), (1588, 57610), (1646, 55580), (1985, 46088), (2779, 32920), (3176, 28805), (3292, 27790), (3970, 23044), (4115, 22232), (5558, 16460), (5761, 15880), (6584, 13895), (7940, 11522), (8230, 11116)]