68521320

素因数分解:

$2^3\times 3^2\times 5^1\times 7^1\times {\mathrm{27191}}^1$

素因数の和:27215

約数の個数: 96

約数和(自身を含む): 254517120

約数和(自身を除く): 185995800

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 28, 30, 35, 36, 40, 42, 45, 56, 60, 63, 70, 72, 84, 90, 105, 120, 126, 140, 168, 180, 210, 252, 280, 315, 360, 420, 504, 630, 840, 1260, 2520, 27191, 54382, 81573, 108764, 135955, 163146, 190337, 217528, 244719, 271910, 326292, 380674, 407865, 489438, 543820, 571011, 652584, 761348, 815730, 951685, 978876, 1087640, 1142022, 1223595, 1522696, 1631460, 1713033, 1903370, 1957752, 2284044, 2447190, 2855055, 3262920, 3426066, 3806740, 4568088, 4894380, 5710110, 6852132, 7613480, 8565165, 9788760, 11420220, 13704264, 17130330, 22840440, 34260660, 68521320]

約数ペア:

[(1, 68521320), (2, 34260660), (3, 22840440), (4, 17130330), (5, 13704264), (6, 11420220), (7, 9788760), (8, 8565165), (9, 7613480), (10, 6852132), (12, 5710110), (14, 4894380), (15, 4568088), (18, 3806740), (20, 3426066), (21, 3262920), (24, 2855055), (28, 2447190), (30, 2284044), (35, 1957752), (36, 1903370), (40, 1713033), (42, 1631460), (45, 1522696), (56, 1223595), (60, 1142022), (63, 1087640), (70, 978876), (72, 951685), (84, 815730), (90, 761348), (105, 652584), (120, 571011), (126, 543820), (140, 489438), (168, 407865), (180, 380674), (210, 326292), (252, 271910), (280, 244719), (315, 217528), (360, 190337), (420, 163146), (504, 135955), (630, 108764), (840, 81573), (1260, 54382), (2520, 27191)]