65627460

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{61}}^1\times {\mathrm{139}}^1$

素因数の和:258

約数の個数: 144

約数和(自身を含む): 208528320

約数和(自身を除く): 142900860

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 43, 45, 60, 61, 86, 90, 122, 129, 139, 172, 180, 183, 215, 244, 258, 278, 305, 366, 387, 417, 430, 516, 549, 556, 610, 645, 695, 732, 774, 834, 860, 915, 1098, 1220, 1251, 1290, 1390, 1548, 1668, 1830, 1935, 2085, 2196, 2502, 2580, 2623, 2745, 2780, 3660, 3870, 4170, 5004, 5246, 5490, 5977, 6255, 7740, 7869, 8340, 8479, 10492, 10980, 11954, 12510, 13115, 15738, 16958, 17931, 23607, 23908, 25020, 25437, 26230, 29885, 31476, 33916, 35862, 39345, 42395, 47214, 50874, 52460, 53793, 59770, 71724, 76311, 78690, 84790, 89655, 94428, 101748, 107586, 118035, 119540, 127185, 152622, 157380, 169580, 179310, 215172, 236070, 254370, 268965, 305244, 358620, 364597, 381555, 472140, 508740, 537930, 729194, 763110, 1075860, 1093791, 1458388, 1526220, 1822985, 2187582, 3281373, 3645970, 4375164, 5468955, 6562746, 7291940, 10937910, 13125492, 16406865, 21875820, 32813730, 65627460]

約数ペア:

[(1, 65627460), (2, 32813730), (3, 21875820), (4, 16406865), (5, 13125492), (6, 10937910), (9, 7291940), (10, 6562746), (12, 5468955), (15, 4375164), (18, 3645970), (20, 3281373), (30, 2187582), (36, 1822985), (43, 1526220), (45, 1458388), (60, 1093791), (61, 1075860), (86, 763110), (90, 729194), (122, 537930), (129, 508740), (139, 472140), (172, 381555), (180, 364597), (183, 358620), (215, 305244), (244, 268965), (258, 254370), (278, 236070), (305, 215172), (366, 179310), (387, 169580), (417, 157380), (430, 152622), (516, 127185), (549, 119540), (556, 118035), (610, 107586), (645, 101748), (695, 94428), (732, 89655), (774, 84790), (834, 78690), (860, 76311), (915, 71724), (1098, 59770), (1220, 53793), (1251, 52460), (1290, 50874), (1390, 47214), (1548, 42395), (1668, 39345), (1830, 35862), (1935, 33916), (2085, 31476), (2196, 29885), (2502, 26230), (2580, 25437), (2623, 25020), (2745, 23908), (2780, 23607), (3660, 17931), (3870, 16958), (4170, 15738), (5004, 13115), (5246, 12510), (5490, 11954), (5977, 10980), (6255, 10492), (7740, 8479), (7869, 8340)]