9991260

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{47}}^1\times {\mathrm{1181}}^1$

素因数の和:1243

約数の個数: 72

約数和(自身を含む): 30977856

約数和(自身を除く): 20986596

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 47, 60, 90, 94, 141, 180, 188, 235, 282, 423, 470, 564, 705, 846, 940, 1181, 1410, 1692, 2115, 2362, 2820, 3543, 4230, 4724, 5905, 7086, 8460, 10629, 11810, 14172, 17715, 21258, 23620, 35430, 42516, 53145, 55507, 70860, 106290, 111014, 166521, 212580, 222028, 277535, 333042, 499563, 555070, 666084, 832605, 999126, 1110140, 1665210, 1998252, 2497815, 3330420, 4995630, 9991260]

約数ペア:

[(1, 9991260), (2, 4995630), (3, 3330420), (4, 2497815), (5, 1998252), (6, 1665210), (9, 1110140), (10, 999126), (12, 832605), (15, 666084), (18, 555070), (20, 499563), (30, 333042), (36, 277535), (45, 222028), (47, 212580), (60, 166521), (90, 111014), (94, 106290), (141, 70860), (180, 55507), (188, 53145), (235, 42516), (282, 35430), (423, 23620), (470, 21258), (564, 17715), (705, 14172), (846, 11810), (940, 10629), (1181, 8460), (1410, 7086), (1692, 5905), (2115, 4724), (2362, 4230), (2820, 3543)]