662803440

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{212437}}^1$

素因数の和:212466

約数の個数: 80

約数和(自身を含む): 2212754208

約数和(自身を除く): 1549950768

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 26, 30, 39, 40, 48, 52, 60, 65, 78, 80, 104, 120, 130, 156, 195, 208, 240, 260, 312, 390, 520, 624, 780, 1040, 1560, 3120, 212437, 424874, 637311, 849748, 1062185, 1274622, 1699496, 2124370, 2549244, 2761681, 3186555, 3398992, 4248740, 5098488, 5523362, 6373110, 8285043, 8497480, 10196976, 11046724, 12746220, 13808405, 16570086, 16994960, 22093448, 25492440, 27616810, 33140172, 41425215, 44186896, 50984880, 55233620, 66280344, 82850430, 110467240, 132560688, 165700860, 220934480, 331401720, 662803440]

約数ペア:

[(1, 662803440), (2, 331401720), (3, 220934480), (4, 165700860), (5, 132560688), (6, 110467240), (8, 82850430), (10, 66280344), (12, 55233620), (13, 50984880), (15, 44186896), (16, 41425215), (20, 33140172), (24, 27616810), (26, 25492440), (30, 22093448), (39, 16994960), (40, 16570086), (48, 13808405), (52, 12746220), (60, 11046724), (65, 10196976), (78, 8497480), (80, 8285043), (104, 6373110), (120, 5523362), (130, 5098488), (156, 4248740), (195, 3398992), (208, 3186555), (240, 2761681), (260, 2549244), (312, 2124370), (390, 1699496), (520, 1274622), (624, 1062185), (780, 849748), (1040, 637311), (1560, 424874), (3120, 212437)]