228339920

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{379}}^1\times {\mathrm{443}}^1$

素因数の和:852

約数の個数: 80

約数和(自身を含む): 564874560

約数和(自身を除く): 336534640

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 34, 40, 68, 80, 85, 136, 170, 272, 340, 379, 443, 680, 758, 886, 1360, 1516, 1772, 1895, 2215, 3032, 3544, 3790, 4430, 6064, 6443, 7088, 7531, 7580, 8860, 12886, 15062, 15160, 17720, 25772, 30124, 30320, 32215, 35440, 37655, 51544, 60248, 64430, 75310, 103088, 120496, 128860, 150620, 167897, 257720, 301240, 335794, 515440, 602480, 671588, 839485, 1343176, 1678970, 2686352, 2854249, 3357940, 5708498, 6715880, 11416996, 13431760, 14271245, 22833992, 28542490, 45667984, 57084980, 114169960, 228339920]

約数ペア:

[(1, 228339920), (2, 114169960), (4, 57084980), (5, 45667984), (8, 28542490), (10, 22833992), (16, 14271245), (17, 13431760), (20, 11416996), (34, 6715880), (40, 5708498), (68, 3357940), (80, 2854249), (85, 2686352), (136, 1678970), (170, 1343176), (272, 839485), (340, 671588), (379, 602480), (443, 515440), (680, 335794), (758, 301240), (886, 257720), (1360, 167897), (1516, 150620), (1772, 128860), (1895, 120496), (2215, 103088), (3032, 75310), (3544, 64430), (3790, 60248), (4430, 51544), (6064, 37655), (6443, 35440), (7088, 32215), (7531, 30320), (7580, 30124), (8860, 25772), (12886, 17720), (15062, 15160)]