321151930

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{263}}^1\times {\mathrm{653}}^1$

素因数の和:951

約数の個数: 64

約数和(自身を含む): 671286528

約数和(自身を除く): 350134598

約数列:

[1, 2, 5, 10, 11, 17, 22, 34, 55, 85, 110, 170, 187, 263, 374, 526, 653, 935, 1306, 1315, 1870, 2630, 2893, 3265, 4471, 5786, 6530, 7183, 8942, 11101, 14366, 14465, 22202, 22355, 28930, 35915, 44710, 49181, 55505, 71830, 98362, 111010, 122111, 171739, 244222, 245905, 343478, 491810, 610555, 858695, 1221110, 1717390, 1889129, 2919563, 3778258, 5839126, 9445645, 14597815, 18891290, 29195630, 32115193, 64230386, 160575965, 321151930]

約数ペア:

[(1, 321151930), (2, 160575965), (5, 64230386), (10, 32115193), (11, 29195630), (17, 18891290), (22, 14597815), (34, 9445645), (55, 5839126), (85, 3778258), (110, 2919563), (170, 1889129), (187, 1717390), (263, 1221110), (374, 858695), (526, 610555), (653, 491810), (935, 343478), (1306, 245905), (1315, 244222), (1870, 171739), (2630, 122111), (2893, 111010), (3265, 98362), (4471, 71830), (5786, 55505), (6530, 49181), (7183, 44710), (8942, 35915), (11101, 28930), (14366, 22355), (14465, 22202)]