66396564

素因数分解:

$2^2\times 3^3\times {\mathrm{13}}^1\times {\mathrm{19}}^2\times {\mathrm{131}}^1$

素因数の和:195

約数の個数: 144

約数和(自身を含む): 197144640

約数和(自身を除く): 130748076

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 19, 26, 27, 36, 38, 39, 52, 54, 57, 76, 78, 108, 114, 117, 131, 156, 171, 228, 234, 247, 262, 342, 351, 361, 393, 468, 494, 513, 524, 684, 702, 722, 741, 786, 988, 1026, 1083, 1179, 1404, 1444, 1482, 1572, 1703, 2052, 2166, 2223, 2358, 2489, 2964, 3249, 3406, 3537, 4332, 4446, 4693, 4716, 4978, 5109, 6498, 6669, 6812, 7074, 7467, 8892, 9386, 9747, 9956, 10218, 12996, 13338, 14079, 14148, 14934, 15327, 18772, 19494, 20436, 22401, 26676, 28158, 29868, 30654, 32357, 38988, 42237, 44802, 45981, 47291, 56316, 61308, 64714, 67203, 84474, 89604, 91962, 94582, 97071, 126711, 129428, 134406, 141873, 168948, 183924, 189164, 194142, 253422, 268812, 283746, 291213, 388284, 425619, 506844, 567492, 582426, 614783, 851238, 873639, 1164852, 1229566, 1276857, 1702476, 1747278, 1844349, 2459132, 2553714, 3494556, 3688698, 5107428, 5533047, 7377396, 11066094, 16599141, 22132188, 33198282, 66396564]

約数ペア:

[(1, 66396564), (2, 33198282), (3, 22132188), (4, 16599141), (6, 11066094), (9, 7377396), (12, 5533047), (13, 5107428), (18, 3688698), (19, 3494556), (26, 2553714), (27, 2459132), (36, 1844349), (38, 1747278), (39, 1702476), (52, 1276857), (54, 1229566), (57, 1164852), (76, 873639), (78, 851238), (108, 614783), (114, 582426), (117, 567492), (131, 506844), (156, 425619), (171, 388284), (228, 291213), (234, 283746), (247, 268812), (262, 253422), (342, 194142), (351, 189164), (361, 183924), (393, 168948), (468, 141873), (494, 134406), (513, 129428), (524, 126711), (684, 97071), (702, 94582), (722, 91962), (741, 89604), (786, 84474), (988, 67203), (1026, 64714), (1083, 61308), (1179, 56316), (1404, 47291), (1444, 45981), (1482, 44802), (1572, 42237), (1703, 38988), (2052, 32357), (2166, 30654), (2223, 29868), (2358, 28158), (2489, 26676), (2964, 22401), (3249, 20436), (3406, 19494), (3537, 18772), (4332, 15327), (4446, 14934), (4693, 14148), (4716, 14079), (4978, 13338), (5109, 12996), (6498, 10218), (6669, 9956), (6812, 9747), (7074, 9386), (7467, 8892)]