309739920

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{184369}}^1$

素因数の和:184392

約数の個数: 80

約数和(自身を含む): 1097370240

約数和(自身を除く): 787630320

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 35, 40, 42, 48, 56, 60, 70, 80, 84, 105, 112, 120, 140, 168, 210, 240, 280, 336, 420, 560, 840, 1680, 184369, 368738, 553107, 737476, 921845, 1106214, 1290583, 1474952, 1843690, 2212428, 2581166, 2765535, 2949904, 3687380, 3871749, 4424856, 5162332, 5531070, 6452915, 7374760, 7743498, 8849712, 10324664, 11062140, 12905830, 14749520, 15486996, 19358745, 20649328, 22124280, 25811660, 30973992, 38717490, 44248560, 51623320, 61947984, 77434980, 103246640, 154869960, 309739920]

約数ペア:

[(1, 309739920), (2, 154869960), (3, 103246640), (4, 77434980), (5, 61947984), (6, 51623320), (7, 44248560), (8, 38717490), (10, 30973992), (12, 25811660), (14, 22124280), (15, 20649328), (16, 19358745), (20, 15486996), (21, 14749520), (24, 12905830), (28, 11062140), (30, 10324664), (35, 8849712), (40, 7743498), (42, 7374760), (48, 6452915), (56, 5531070), (60, 5162332), (70, 4424856), (80, 3871749), (84, 3687380), (105, 2949904), (112, 2765535), (120, 2581166), (140, 2212428), (168, 1843690), (210, 1474952), (240, 1290583), (280, 1106214), (336, 921845), (420, 737476), (560, 553107), (840, 368738), (1680, 184369)]