299608680

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{20981}}^1$

素因数の和:21019

約数の個数: 128

約数和(自身を含む): 1087706880

約数和(自身を除く): 788098200

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 17, 20, 21, 24, 28, 30, 34, 35, 40, 42, 51, 56, 60, 68, 70, 84, 85, 102, 105, 119, 120, 136, 140, 168, 170, 204, 210, 238, 255, 280, 340, 357, 408, 420, 476, 510, 595, 680, 714, 840, 952, 1020, 1190, 1428, 1785, 2040, 2380, 2856, 3570, 4760, 7140, 14280, 20981, 41962, 62943, 83924, 104905, 125886, 146867, 167848, 209810, 251772, 293734, 314715, 356677, 419620, 440601, 503544, 587468, 629430, 713354, 734335, 839240, 881202, 1070031, 1174936, 1258860, 1426708, 1468670, 1762404, 1783385, 2140062, 2203005, 2496739, 2517720, 2853416, 2937340, 3524808, 3566770, 4280124, 4406010, 4993478, 5350155, 5874680, 7133540, 7490217, 8560248, 8812020, 9986956, 10700310, 12483695, 14267080, 14980434, 17624040, 19973912, 21400620, 24967390, 29960868, 37451085, 42801240, 49934780, 59921736, 74902170, 99869560, 149804340, 299608680]

約数ペア:

[(1, 299608680), (2, 149804340), (3, 99869560), (4, 74902170), (5, 59921736), (6, 49934780), (7, 42801240), (8, 37451085), (10, 29960868), (12, 24967390), (14, 21400620), (15, 19973912), (17, 17624040), (20, 14980434), (21, 14267080), (24, 12483695), (28, 10700310), (30, 9986956), (34, 8812020), (35, 8560248), (40, 7490217), (42, 7133540), (51, 5874680), (56, 5350155), (60, 4993478), (68, 4406010), (70, 4280124), (84, 3566770), (85, 3524808), (102, 2937340), (105, 2853416), (119, 2517720), (120, 2496739), (136, 2203005), (140, 2140062), (168, 1783385), (170, 1762404), (204, 1468670), (210, 1426708), (238, 1258860), (255, 1174936), (280, 1070031), (340, 881202), (357, 839240), (408, 734335), (420, 713354), (476, 629430), (510, 587468), (595, 503544), (680, 440601), (714, 419620), (840, 356677), (952, 314715), (1020, 293734), (1190, 251772), (1428, 209810), (1785, 167848), (2040, 146867), (2380, 125886), (2856, 104905), (3570, 83924), (4760, 62943), (7140, 41962), (14280, 20981)]