78947400

素因数分解:

$2^3\times 3^1\times 5^2\times 7^1\times {\mathrm{18797}}^1$

素因数の和:18823

約数の個数: 96

約数和(自身を含む): 279714240

約数和(自身を除く): 200766840

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 25, 28, 30, 35, 40, 42, 50, 56, 60, 70, 75, 84, 100, 105, 120, 140, 150, 168, 175, 200, 210, 280, 300, 350, 420, 525, 600, 700, 840, 1050, 1400, 2100, 4200, 18797, 37594, 56391, 75188, 93985, 112782, 131579, 150376, 187970, 225564, 263158, 281955, 375940, 394737, 451128, 469925, 526316, 563910, 657895, 751880, 789474, 939850, 1052632, 1127820, 1315790, 1409775, 1578948, 1879700, 1973685, 2255640, 2631580, 2819550, 3157896, 3289475, 3759400, 3947370, 5263160, 5639100, 6578950, 7894740, 9868425, 11278200, 13157900, 15789480, 19736850, 26315800, 39473700, 78947400]

約数ペア:

[(1, 78947400), (2, 39473700), (3, 26315800), (4, 19736850), (5, 15789480), (6, 13157900), (7, 11278200), (8, 9868425), (10, 7894740), (12, 6578950), (14, 5639100), (15, 5263160), (20, 3947370), (21, 3759400), (24, 3289475), (25, 3157896), (28, 2819550), (30, 2631580), (35, 2255640), (40, 1973685), (42, 1879700), (50, 1578948), (56, 1409775), (60, 1315790), (70, 1127820), (75, 1052632), (84, 939850), (100, 789474), (105, 751880), (120, 657895), (140, 563910), (150, 526316), (168, 469925), (175, 451128), (200, 394737), (210, 375940), (280, 281955), (300, 263158), (350, 225564), (420, 187970), (525, 150376), (600, 131579), (700, 112782), (840, 93985), (1050, 75188), (1400, 56391), (2100, 37594), (4200, 18797)]