788684040

素因数分解:

$2^3\times 3^4\times 5^1\times {\mathrm{243421}}^1$

素因数の和:243444

約数の個数: 80

約数和(自身を含む): 2650865580

約数和(自身を除く): 1862181540

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 36, 40, 45, 54, 60, 72, 81, 90, 108, 120, 135, 162, 180, 216, 270, 324, 360, 405, 540, 648, 810, 1080, 1620, 3240, 243421, 486842, 730263, 973684, 1217105, 1460526, 1947368, 2190789, 2434210, 2921052, 3651315, 4381578, 4868420, 5842104, 6572367, 7302630, 8763156, 9736840, 10953945, 13144734, 14605260, 17526312, 19717101, 21907890, 26289468, 29210520, 32861835, 39434202, 43815780, 52578936, 65723670, 78868404, 87631560, 98585505, 131447340, 157736808, 197171010, 262894680, 394342020, 788684040]

約数ペア:

[(1, 788684040), (2, 394342020), (3, 262894680), (4, 197171010), (5, 157736808), (6, 131447340), (8, 98585505), (9, 87631560), (10, 78868404), (12, 65723670), (15, 52578936), (18, 43815780), (20, 39434202), (24, 32861835), (27, 29210520), (30, 26289468), (36, 21907890), (40, 19717101), (45, 17526312), (54, 14605260), (60, 13144734), (72, 10953945), (81, 9736840), (90, 8763156), (108, 7302630), (120, 6572367), (135, 5842104), (162, 4868420), (180, 4381578), (216, 3651315), (270, 2921052), (324, 2434210), (360, 2190789), (405, 1947368), (540, 1460526), (648, 1217105), (810, 973684), (1080, 730263), (1620, 486842), (3240, 243421)]