1274805280

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{499}}^1\times {\mathrm{2281}}^1$

素因数の和:2802

約数の個数: 96

約数和(自身を含む): 3450384000

約数和(自身を除く): 2175578720

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 70, 80, 112, 140, 160, 224, 280, 499, 560, 998, 1120, 1996, 2281, 2495, 3493, 3992, 4562, 4990, 6986, 7984, 9124, 9980, 11405, 13972, 15967, 15968, 17465, 18248, 19960, 22810, 27944, 31934, 34930, 36496, 39920, 45620, 55888, 63868, 69860, 72992, 79835, 79840, 91240, 111776, 127736, 139720, 159670, 182480, 255472, 279440, 319340, 364960, 510944, 558880, 638680, 1138219, 1277360, 2276438, 2554720, 4552876, 5691095, 7967533, 9105752, 11382190, 15935066, 18211504, 22764380, 31870132, 36423008, 39837665, 45528760, 63740264, 79675330, 91057520, 127480528, 159350660, 182115040, 254961056, 318701320, 637402640, 1274805280]

約数ペア:

[(1, 1274805280), (2, 637402640), (4, 318701320), (5, 254961056), (7, 182115040), (8, 159350660), (10, 127480528), (14, 91057520), (16, 79675330), (20, 63740264), (28, 45528760), (32, 39837665), (35, 36423008), (40, 31870132), (56, 22764380), (70, 18211504), (80, 15935066), (112, 11382190), (140, 9105752), (160, 7967533), (224, 5691095), (280, 4552876), (499, 2554720), (560, 2276438), (998, 1277360), (1120, 1138219), (1996, 638680), (2281, 558880), (2495, 510944), (3493, 364960), (3992, 319340), (4562, 279440), (4990, 255472), (6986, 182480), (7984, 159670), (9124, 139720), (9980, 127736), (11405, 111776), (13972, 91240), (15967, 79840), (15968, 79835), (17465, 72992), (18248, 69860), (19960, 63868), (22810, 55888), (27944, 45620), (31934, 39920), (34930, 36496)]