261682470

素因数分解:

$2^1\times 3^2\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{13399}}^1$

素因数の和:13450

約数の個数: 96

約数和(自身を含む): 802713600

約数和(自身を除く): 541031130

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 30, 31, 35, 42, 45, 62, 63, 70, 90, 93, 105, 126, 155, 186, 210, 217, 279, 310, 315, 434, 465, 558, 630, 651, 930, 1085, 1302, 1395, 1953, 2170, 2790, 3255, 3906, 6510, 9765, 13399, 19530, 26798, 40197, 66995, 80394, 93793, 120591, 133990, 187586, 200985, 241182, 281379, 401970, 415369, 468965, 562758, 602955, 830738, 844137, 937930, 1205910, 1246107, 1406895, 1688274, 2076845, 2492214, 2813790, 2907583, 3738321, 4153690, 4220685, 5815166, 6230535, 7476642, 8441370, 8722749, 12461070, 14537915, 17445498, 18691605, 26168247, 29075830, 37383210, 43613745, 52336494, 87227490, 130841235, 261682470]

約数ペア:

[(1, 261682470), (2, 130841235), (3, 87227490), (5, 52336494), (6, 43613745), (7, 37383210), (9, 29075830), (10, 26168247), (14, 18691605), (15, 17445498), (18, 14537915), (21, 12461070), (30, 8722749), (31, 8441370), (35, 7476642), (42, 6230535), (45, 5815166), (62, 4220685), (63, 4153690), (70, 3738321), (90, 2907583), (93, 2813790), (105, 2492214), (126, 2076845), (155, 1688274), (186, 1406895), (210, 1246107), (217, 1205910), (279, 937930), (310, 844137), (315, 830738), (434, 602955), (465, 562758), (558, 468965), (630, 415369), (651, 401970), (930, 281379), (1085, 241182), (1302, 200985), (1395, 187586), (1953, 133990), (2170, 120591), (2790, 93793), (3255, 80394), (3906, 66995), (6510, 40197), (9765, 26798), (13399, 19530)]