2146560

素因数分解:

$2^8\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1$

素因数の和:80

約数の個数: 144

約数和(自身を含む): 7554624

約数和(自身を除く): 5408064

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 26, 30, 32, 39, 40, 43, 48, 52, 60, 64, 65, 78, 80, 86, 96, 104, 120, 128, 129, 130, 156, 160, 172, 192, 195, 208, 215, 240, 256, 258, 260, 312, 320, 344, 384, 390, 416, 430, 480, 516, 520, 559, 624, 640, 645, 688, 768, 780, 832, 860, 960, 1032, 1040, 1118, 1248, 1280, 1290, 1376, 1560, 1664, 1677, 1720, 1920, 2064, 2080, 2236, 2496, 2580, 2752, 2795, 3120, 3328, 3354, 3440, 3840, 4128, 4160, 4472, 4992, 5160, 5504, 5590, 6240, 6708, 6880, 8256, 8320, 8385, 8944, 9984, 10320, 11008, 11180, 12480, 13416, 13760, 16512, 16640, 16770, 17888, 20640, 22360, 24960, 26832, 27520, 33024, 33540, 35776, 41280, 44720, 49920, 53664, 55040, 67080, 71552, 82560, 89440, 107328, 134160, 143104, 165120, 178880, 214656, 268320, 357760, 429312, 536640, 715520, 1073280, 2146560]

約数ペア:

[(1, 2146560), (2, 1073280), (3, 715520), (4, 536640), (5, 429312), (6, 357760), (8, 268320), (10, 214656), (12, 178880), (13, 165120), (15, 143104), (16, 134160), (20, 107328), (24, 89440), (26, 82560), (30, 71552), (32, 67080), (39, 55040), (40, 53664), (43, 49920), (48, 44720), (52, 41280), (60, 35776), (64, 33540), (65, 33024), (78, 27520), (80, 26832), (86, 24960), (96, 22360), (104, 20640), (120, 17888), (128, 16770), (129, 16640), (130, 16512), (156, 13760), (160, 13416), (172, 12480), (192, 11180), (195, 11008), (208, 10320), (215, 9984), (240, 8944), (256, 8385), (258, 8320), (260, 8256), (312, 6880), (320, 6708), (344, 6240), (384, 5590), (390, 5504), (416, 5160), (430, 4992), (480, 4472), (516, 4160), (520, 4128), (559, 3840), (624, 3440), (640, 3354), (645, 3328), (688, 3120), (768, 2795), (780, 2752), (832, 2580), (860, 2496), (960, 2236), (1032, 2080), (1040, 2064), (1118, 1920), (1248, 1720), (1280, 1677), (1290, 1664), (1376, 1560)]