2497440

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{11}}^2\times {\mathrm{43}}^1$

素因数の和:83

約数の個数: 144

約数和(自身を含む): 8848224

約数和(自身を除く): 6350784

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 16, 20, 22, 24, 30, 32, 33, 40, 43, 44, 48, 55, 60, 66, 80, 86, 88, 96, 110, 120, 121, 129, 132, 160, 165, 172, 176, 215, 220, 240, 242, 258, 264, 330, 344, 352, 363, 430, 440, 473, 480, 484, 516, 528, 605, 645, 660, 688, 726, 860, 880, 946, 968, 1032, 1056, 1210, 1290, 1320, 1376, 1419, 1452, 1720, 1760, 1815, 1892, 1936, 2064, 2365, 2420, 2580, 2640, 2838, 2904, 3440, 3630, 3784, 3872, 4128, 4730, 4840, 5160, 5203, 5280, 5676, 5808, 6880, 7095, 7260, 7568, 9460, 9680, 10320, 10406, 11352, 11616, 14190, 14520, 15136, 15609, 18920, 19360, 20640, 20812, 22704, 26015, 28380, 29040, 31218, 37840, 41624, 45408, 52030, 56760, 58080, 62436, 75680, 78045, 83248, 104060, 113520, 124872, 156090, 166496, 208120, 227040, 249744, 312180, 416240, 499488, 624360, 832480, 1248720, 2497440]

約数ペア:

[(1, 2497440), (2, 1248720), (3, 832480), (4, 624360), (5, 499488), (6, 416240), (8, 312180), (10, 249744), (11, 227040), (12, 208120), (15, 166496), (16, 156090), (20, 124872), (22, 113520), (24, 104060), (30, 83248), (32, 78045), (33, 75680), (40, 62436), (43, 58080), (44, 56760), (48, 52030), (55, 45408), (60, 41624), (66, 37840), (80, 31218), (86, 29040), (88, 28380), (96, 26015), (110, 22704), (120, 20812), (121, 20640), (129, 19360), (132, 18920), (160, 15609), (165, 15136), (172, 14520), (176, 14190), (215, 11616), (220, 11352), (240, 10406), (242, 10320), (258, 9680), (264, 9460), (330, 7568), (344, 7260), (352, 7095), (363, 6880), (430, 5808), (440, 5676), (473, 5280), (480, 5203), (484, 5160), (516, 4840), (528, 4730), (605, 4128), (645, 3872), (660, 3784), (688, 3630), (726, 3440), (860, 2904), (880, 2838), (946, 2640), (968, 2580), (1032, 2420), (1056, 2365), (1210, 2064), (1290, 1936), (1320, 1892), (1376, 1815), (1419, 1760), (1452, 1720)]