159539940

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{127}}^1\times {\mathrm{997}}^1$

素因数の和:1146

約数の個数: 144

約数和(自身を含む): 557985792

約数和(自身を除く): 398445852

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 60, 63, 70, 84, 90, 105, 126, 127, 140, 180, 210, 252, 254, 315, 381, 420, 508, 630, 635, 762, 889, 997, 1143, 1260, 1270, 1524, 1778, 1905, 1994, 2286, 2540, 2667, 2991, 3556, 3810, 3988, 4445, 4572, 4985, 5334, 5715, 5982, 6979, 7620, 8001, 8890, 8973, 9970, 10668, 11430, 11964, 13335, 13958, 14955, 16002, 17780, 17946, 19940, 20937, 22860, 26670, 27916, 29910, 32004, 34895, 35892, 40005, 41874, 44865, 53340, 59820, 62811, 69790, 80010, 83748, 89730, 104685, 125622, 126619, 139580, 160020, 179460, 209370, 251244, 253238, 314055, 379857, 418740, 506476, 628110, 633095, 759714, 886333, 1139571, 1256220, 1266190, 1519428, 1772666, 1899285, 2279142, 2532380, 2658999, 3545332, 3798570, 4431665, 4558284, 5317998, 5697855, 7597140, 7976997, 8863330, 10635996, 11395710, 13294995, 15953994, 17726660, 22791420, 26589990, 31907988, 39884985, 53179980, 79769970, 159539940]

約数ペア:

[(1, 159539940), (2, 79769970), (3, 53179980), (4, 39884985), (5, 31907988), (6, 26589990), (7, 22791420), (9, 17726660), (10, 15953994), (12, 13294995), (14, 11395710), (15, 10635996), (18, 8863330), (20, 7976997), (21, 7597140), (28, 5697855), (30, 5317998), (35, 4558284), (36, 4431665), (42, 3798570), (45, 3545332), (60, 2658999), (63, 2532380), (70, 2279142), (84, 1899285), (90, 1772666), (105, 1519428), (126, 1266190), (127, 1256220), (140, 1139571), (180, 886333), (210, 759714), (252, 633095), (254, 628110), (315, 506476), (381, 418740), (420, 379857), (508, 314055), (630, 253238), (635, 251244), (762, 209370), (889, 179460), (997, 160020), (1143, 139580), (1260, 126619), (1270, 125622), (1524, 104685), (1778, 89730), (1905, 83748), (1994, 80010), (2286, 69790), (2540, 62811), (2667, 59820), (2991, 53340), (3556, 44865), (3810, 41874), (3988, 40005), (4445, 35892), (4572, 34895), (4985, 32004), (5334, 29910), (5715, 27916), (5982, 26670), (6979, 22860), (7620, 20937), (8001, 19940), (8890, 17946), (8973, 17780), (9970, 16002), (10668, 14955), (11430, 13958), (11964, 13335)]