1295760780

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{61}}^1\times {\mathrm{139}}^1\times {\mathrm{283}}^1$

素因数の和:501

約数の個数: 192

約数和(自身を含む): 4141401600

約数和(自身を除く): 2845640820

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 61, 90, 108, 122, 135, 139, 180, 183, 244, 270, 278, 283, 305, 366, 417, 540, 549, 556, 566, 610, 695, 732, 834, 849, 915, 1098, 1132, 1220, 1251, 1390, 1415, 1647, 1668, 1698, 1830, 2085, 2196, 2502, 2547, 2745, 2780, 2830, 3294, 3396, 3660, 3753, 4170, 4245, 5004, 5094, 5490, 5660, 6255, 6588, 7506, 7641, 8235, 8340, 8479, 8490, 10188, 10980, 12510, 12735, 15012, 15282, 16470, 16958, 16980, 17263, 18765, 25020, 25437, 25470, 30564, 32940, 33916, 34526, 37530, 38205, 39337, 42395, 50874, 50940, 51789, 69052, 75060, 76311, 76410, 78674, 84790, 86315, 101748, 103578, 118011, 127185, 152622, 152820, 155367, 157348, 169580, 172630, 196685, 207156, 228933, 236022, 254370, 258945, 305244, 310734, 345260, 354033, 381555, 393370, 457866, 466101, 472044, 508740, 517890, 590055, 621468, 708066, 763110, 776835, 786740, 915732, 932202, 1035780, 1062099, 1144665, 1180110, 1416132, 1526220, 1553670, 1770165, 1864404, 2124198, 2289330, 2330505, 2360220, 2399557, 3107340, 3540330, 4248396, 4578660, 4661010, 4799114, 5310495, 7080660, 7198671, 9322020, 9598228, 10620990, 11997785, 14397342, 21241980, 21596013, 23995570, 28794684, 35993355, 43192026, 47991140, 64788039, 71986710, 86384052, 107980065, 129576078, 143973420, 215960130, 259152156, 323940195, 431920260, 647880390, 1295760780]

約数ペア:

[(1, 1295760780), (2, 647880390), (3, 431920260), (4, 323940195), (5, 259152156), (6, 215960130), (9, 143973420), (10, 129576078), (12, 107980065), (15, 86384052), (18, 71986710), (20, 64788039), (27, 47991140), (30, 43192026), (36, 35993355), (45, 28794684), (54, 23995570), (60, 21596013), (61, 21241980), (90, 14397342), (108, 11997785), (122, 10620990), (135, 9598228), (139, 9322020), (180, 7198671), (183, 7080660), (244, 5310495), (270, 4799114), (278, 4661010), (283, 4578660), (305, 4248396), (366, 3540330), (417, 3107340), (540, 2399557), (549, 2360220), (556, 2330505), (566, 2289330), (610, 2124198), (695, 1864404), (732, 1770165), (834, 1553670), (849, 1526220), (915, 1416132), (1098, 1180110), (1132, 1144665), (1220, 1062099), (1251, 1035780), (1390, 932202), (1415, 915732), (1647, 786740), (1668, 776835), (1698, 763110), (1830, 708066), (2085, 621468), (2196, 590055), (2502, 517890), (2547, 508740), (2745, 472044), (2780, 466101), (2830, 457866), (3294, 393370), (3396, 381555), (3660, 354033), (3753, 345260), (4170, 310734), (4245, 305244), (5004, 258945), (5094, 254370), (5490, 236022), (5660, 228933), (6255, 207156), (6588, 196685), (7506, 172630), (7641, 169580), (8235, 157348), (8340, 155367), (8479, 152820), (8490, 152622), (10188, 127185), (10980, 118011), (12510, 103578), (12735, 101748), (15012, 86315), (15282, 84790), (16470, 78674), (16958, 76410), (16980, 76311), (17263, 75060), (18765, 69052), (25020, 51789), (25437, 50940), (25470, 50874), (30564, 42395), (32940, 39337), (33916, 38205), (34526, 37530)]