4990590

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{71}}^2$

素因数の和:166

約数の個数: 72

約数和(自身を含む): 14357304

約数和(自身を除く): 9366714

約数列:

[1, 2, 3, 5, 6, 9, 10, 11, 15, 18, 22, 30, 33, 45, 55, 66, 71, 90, 99, 110, 142, 165, 198, 213, 330, 355, 426, 495, 639, 710, 781, 990, 1065, 1278, 1562, 2130, 2343, 3195, 3905, 4686, 5041, 6390, 7029, 7810, 10082, 11715, 14058, 15123, 23430, 25205, 30246, 35145, 45369, 50410, 55451, 70290, 75615, 90738, 110902, 151230, 166353, 226845, 277255, 332706, 453690, 499059, 554510, 831765, 998118, 1663530, 2495295, 4990590]

約数ペア:

[(1, 4990590), (2, 2495295), (3, 1663530), (5, 998118), (6, 831765), (9, 554510), (10, 499059), (11, 453690), (15, 332706), (18, 277255), (22, 226845), (30, 166353), (33, 151230), (45, 110902), (55, 90738), (66, 75615), (71, 70290), (90, 55451), (99, 50410), (110, 45369), (142, 35145), (165, 30246), (198, 25205), (213, 23430), (330, 15123), (355, 14058), (426, 11715), (495, 10082), (639, 7810), (710, 7029), (781, 6390), (990, 5041), (1065, 4686), (1278, 3905), (1562, 3195), (2130, 2343)]