68378520

素因数分解:

$2^3\times 3^1\times 5^1\times 7^2\times {\mathrm{29}}^1\times {\mathrm{401}}^1$

素因数の和:458

約数の個数: 192

約数和(自身を含む): 247471200

約数和(自身を除く): 179092680

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 29, 30, 35, 40, 42, 49, 56, 58, 60, 70, 84, 87, 98, 105, 116, 120, 140, 145, 147, 168, 174, 196, 203, 210, 232, 245, 280, 290, 294, 348, 392, 401, 406, 420, 435, 490, 580, 588, 609, 696, 735, 802, 812, 840, 870, 980, 1015, 1160, 1176, 1203, 1218, 1421, 1470, 1604, 1624, 1740, 1960, 2005, 2030, 2406, 2436, 2807, 2842, 2940, 3045, 3208, 3480, 4010, 4060, 4263, 4812, 4872, 5614, 5684, 5880, 6015, 6090, 7105, 8020, 8120, 8421, 8526, 9624, 11228, 11368, 11629, 12030, 12180, 14035, 14210, 16040, 16842, 17052, 19649, 21315, 22456, 23258, 24060, 24360, 28070, 28420, 33684, 34104, 34887, 39298, 42105, 42630, 46516, 48120, 56140, 56840, 58145, 58947, 67368, 69774, 78596, 81403, 84210, 85260, 93032, 98245, 112280, 116290, 117894, 139548, 157192, 162806, 168420, 170520, 174435, 196490, 232580, 235788, 244209, 279096, 294735, 325612, 336840, 348870, 392980, 407015, 465160, 471576, 488418, 569821, 589470, 651224, 697740, 785960, 814030, 976836, 1139642, 1178940, 1221045, 1395480, 1628060, 1709463, 1953672, 2279284, 2357880, 2442090, 2849105, 3256120, 3418926, 4558568, 4884180, 5698210, 6837852, 8547315, 9768360, 11396420, 13675704, 17094630, 22792840, 34189260, 68378520]

約数ペア:

[(1, 68378520), (2, 34189260), (3, 22792840), (4, 17094630), (5, 13675704), (6, 11396420), (7, 9768360), (8, 8547315), (10, 6837852), (12, 5698210), (14, 4884180), (15, 4558568), (20, 3418926), (21, 3256120), (24, 2849105), (28, 2442090), (29, 2357880), (30, 2279284), (35, 1953672), (40, 1709463), (42, 1628060), (49, 1395480), (56, 1221045), (58, 1178940), (60, 1139642), (70, 976836), (84, 814030), (87, 785960), (98, 697740), (105, 651224), (116, 589470), (120, 569821), (140, 488418), (145, 471576), (147, 465160), (168, 407015), (174, 392980), (196, 348870), (203, 336840), (210, 325612), (232, 294735), (245, 279096), (280, 244209), (290, 235788), (294, 232580), (348, 196490), (392, 174435), (401, 170520), (406, 168420), (420, 162806), (435, 157192), (490, 139548), (580, 117894), (588, 116290), (609, 112280), (696, 98245), (735, 93032), (802, 85260), (812, 84210), (840, 81403), (870, 78596), (980, 69774), (1015, 67368), (1160, 58947), (1176, 58145), (1203, 56840), (1218, 56140), (1421, 48120), (1470, 46516), (1604, 42630), (1624, 42105), (1740, 39298), (1960, 34887), (2005, 34104), (2030, 33684), (2406, 28420), (2436, 28070), (2807, 24360), (2842, 24060), (2940, 23258), (3045, 22456), (3208, 21315), (3480, 19649), (4010, 17052), (4060, 16842), (4263, 16040), (4812, 14210), (4872, 14035), (5614, 12180), (5684, 12030), (5880, 11629), (6015, 11368), (6090, 11228), (7105, 9624), (8020, 8526), (8120, 8421)]