75117780

素因数分解:

$2^2\times 3^4\times 5^1\times {\mathrm{89}}^1\times {\mathrm{521}}^1$

素因数の和:631

約数の個数: 120

約数和(自身を含む): 238752360

約数和(自身を除く): 163634580

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 81, 89, 90, 108, 135, 162, 178, 180, 267, 270, 324, 356, 405, 445, 521, 534, 540, 801, 810, 890, 1042, 1068, 1335, 1563, 1602, 1620, 1780, 2084, 2403, 2605, 2670, 3126, 3204, 4005, 4689, 4806, 5210, 5340, 6252, 7209, 7815, 8010, 9378, 9612, 10420, 12015, 14067, 14418, 15630, 16020, 18756, 23445, 24030, 28134, 28836, 31260, 36045, 42201, 46369, 46890, 48060, 56268, 70335, 72090, 84402, 92738, 93780, 139107, 140670, 144180, 168804, 185476, 211005, 231845, 278214, 281340, 417321, 422010, 463690, 556428, 695535, 834642, 844020, 927380, 1251963, 1391070, 1669284, 2086605, 2503926, 2782140, 3755889, 4173210, 5007852, 6259815, 7511778, 8346420, 12519630, 15023556, 18779445, 25039260, 37558890, 75117780]

約数ペア:

[(1, 75117780), (2, 37558890), (3, 25039260), (4, 18779445), (5, 15023556), (6, 12519630), (9, 8346420), (10, 7511778), (12, 6259815), (15, 5007852), (18, 4173210), (20, 3755889), (27, 2782140), (30, 2503926), (36, 2086605), (45, 1669284), (54, 1391070), (60, 1251963), (81, 927380), (89, 844020), (90, 834642), (108, 695535), (135, 556428), (162, 463690), (178, 422010), (180, 417321), (267, 281340), (270, 278214), (324, 231845), (356, 211005), (405, 185476), (445, 168804), (521, 144180), (534, 140670), (540, 139107), (801, 93780), (810, 92738), (890, 84402), (1042, 72090), (1068, 70335), (1335, 56268), (1563, 48060), (1602, 46890), (1620, 46369), (1780, 42201), (2084, 36045), (2403, 31260), (2605, 28836), (2670, 28134), (3126, 24030), (3204, 23445), (4005, 18756), (4689, 16020), (4806, 15630), (5210, 14418), (5340, 14067), (6252, 12015), (7209, 10420), (7815, 9612), (8010, 9378)]