820897440

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{155473}}^1$

素因数の和:155502

約数の個数: 96

約数和(自身を含む): 2820920256

約数和(自身を除く): 2000022816

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 16, 20, 22, 24, 30, 32, 33, 40, 44, 48, 55, 60, 66, 80, 88, 96, 110, 120, 132, 160, 165, 176, 220, 240, 264, 330, 352, 440, 480, 528, 660, 880, 1056, 1320, 1760, 2640, 5280, 155473, 310946, 466419, 621892, 777365, 932838, 1243784, 1554730, 1710203, 1865676, 2332095, 2487568, 3109460, 3420406, 3731352, 4664190, 4975136, 5130609, 6218920, 6840812, 7462704, 8551015, 9328380, 10261218, 12437840, 13681624, 14925408, 17102030, 18656760, 20522436, 24875680, 25653045, 27363248, 34204060, 37313520, 41044872, 51306090, 54726496, 68408120, 74627040, 82089744, 102612180, 136816240, 164179488, 205224360, 273632480, 410448720, 820897440]

約数ペア:

[(1, 820897440), (2, 410448720), (3, 273632480), (4, 205224360), (5, 164179488), (6, 136816240), (8, 102612180), (10, 82089744), (11, 74627040), (12, 68408120), (15, 54726496), (16, 51306090), (20, 41044872), (22, 37313520), (24, 34204060), (30, 27363248), (32, 25653045), (33, 24875680), (40, 20522436), (44, 18656760), (48, 17102030), (55, 14925408), (60, 13681624), (66, 12437840), (80, 10261218), (88, 9328380), (96, 8551015), (110, 7462704), (120, 6840812), (132, 6218920), (160, 5130609), (165, 4975136), (176, 4664190), (220, 3731352), (240, 3420406), (264, 3109460), (330, 2487568), (352, 2332095), (440, 1865676), (480, 1710203), (528, 1554730), (660, 1243784), (880, 932838), (1056, 777365), (1320, 621892), (1760, 466419), (2640, 310946), (5280, 155473)]