87437490

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{421}}^1$

素因数の和:504

約数の個数: 128

約数和(自身を含む): 256684032

約数和(自身を除く): 169246542

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 23, 30, 35, 42, 43, 46, 69, 70, 86, 105, 115, 129, 138, 161, 210, 215, 230, 258, 301, 322, 345, 421, 430, 483, 602, 645, 690, 805, 842, 903, 966, 989, 1263, 1290, 1505, 1610, 1806, 1978, 2105, 2415, 2526, 2947, 2967, 3010, 4210, 4515, 4830, 4945, 5894, 5934, 6315, 6923, 8841, 9030, 9683, 9890, 12630, 13846, 14735, 14835, 17682, 18103, 19366, 20769, 29049, 29470, 29670, 34615, 36206, 41538, 44205, 48415, 54309, 58098, 67781, 69230, 88410, 90515, 96830, 103845, 108618, 126721, 135562, 145245, 181030, 203343, 207690, 253442, 271545, 290490, 338905, 380163, 406686, 416369, 543090, 633605, 677810, 760326, 832738, 1016715, 1249107, 1267210, 1900815, 2033430, 2081845, 2498214, 2914583, 3801630, 4163690, 5829166, 6245535, 8743749, 12491070, 14572915, 17487498, 29145830, 43718745, 87437490]

約数ペア:

[(1, 87437490), (2, 43718745), (3, 29145830), (5, 17487498), (6, 14572915), (7, 12491070), (10, 8743749), (14, 6245535), (15, 5829166), (21, 4163690), (23, 3801630), (30, 2914583), (35, 2498214), (42, 2081845), (43, 2033430), (46, 1900815), (69, 1267210), (70, 1249107), (86, 1016715), (105, 832738), (115, 760326), (129, 677810), (138, 633605), (161, 543090), (210, 416369), (215, 406686), (230, 380163), (258, 338905), (301, 290490), (322, 271545), (345, 253442), (421, 207690), (430, 203343), (483, 181030), (602, 145245), (645, 135562), (690, 126721), (805, 108618), (842, 103845), (903, 96830), (966, 90515), (989, 88410), (1263, 69230), (1290, 67781), (1505, 58098), (1610, 54309), (1806, 48415), (1978, 44205), (2105, 41538), (2415, 36206), (2526, 34615), (2947, 29670), (2967, 29470), (3010, 29049), (4210, 20769), (4515, 19366), (4830, 18103), (4945, 17682), (5894, 14835), (5934, 14735), (6315, 13846), (6923, 12630), (8841, 9890), (9030, 9683)]