65388540

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{23}}^1\times {\mathrm{967}}^1$

素因数の和:1016

約数の個数: 144

約数和(自身を含む): 222469632

約数和(自身を除く): 157081092

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 23, 28, 30, 35, 42, 46, 49, 60, 69, 70, 84, 92, 98, 105, 115, 138, 140, 147, 161, 196, 210, 230, 245, 276, 294, 322, 345, 420, 460, 483, 490, 588, 644, 690, 735, 805, 966, 967, 980, 1127, 1380, 1470, 1610, 1932, 1934, 2254, 2415, 2901, 2940, 3220, 3381, 3868, 4508, 4830, 4835, 5635, 5802, 6762, 6769, 9660, 9670, 11270, 11604, 13524, 13538, 14505, 16905, 19340, 20307, 22241, 22540, 27076, 29010, 33810, 33845, 40614, 44482, 47383, 58020, 66723, 67620, 67690, 81228, 88964, 94766, 101535, 111205, 133446, 135380, 142149, 155687, 189532, 203070, 222410, 236915, 266892, 284298, 311374, 333615, 406140, 444820, 467061, 473830, 568596, 622748, 667230, 710745, 778435, 934122, 947660, 1089809, 1334460, 1421490, 1556870, 1868244, 2179618, 2335305, 2842980, 3113740, 3269427, 4359236, 4670610, 5449045, 6538854, 9341220, 10898090, 13077708, 16347135, 21796180, 32694270, 65388540]

約数ペア:

[(1, 65388540), (2, 32694270), (3, 21796180), (4, 16347135), (5, 13077708), (6, 10898090), (7, 9341220), (10, 6538854), (12, 5449045), (14, 4670610), (15, 4359236), (20, 3269427), (21, 3113740), (23, 2842980), (28, 2335305), (30, 2179618), (35, 1868244), (42, 1556870), (46, 1421490), (49, 1334460), (60, 1089809), (69, 947660), (70, 934122), (84, 778435), (92, 710745), (98, 667230), (105, 622748), (115, 568596), (138, 473830), (140, 467061), (147, 444820), (161, 406140), (196, 333615), (210, 311374), (230, 284298), (245, 266892), (276, 236915), (294, 222410), (322, 203070), (345, 189532), (420, 155687), (460, 142149), (483, 135380), (490, 133446), (588, 111205), (644, 101535), (690, 94766), (735, 88964), (805, 81228), (966, 67690), (967, 67620), (980, 66723), (1127, 58020), (1380, 47383), (1470, 44482), (1610, 40614), (1932, 33845), (1934, 33810), (2254, 29010), (2415, 27076), (2901, 22540), (2940, 22241), (3220, 20307), (3381, 19340), (3868, 16905), (4508, 14505), (4830, 13538), (4835, 13524), (5635, 11604), (5802, 11270), (6762, 9670), (6769, 9660)]