2561294520

素因数分解:

$2^3\times 3^4\times 5^1\times {\mathrm{790523}}^1$

素因数の和:790546

約数の個数: 80

約数和(自身を含む): 8608806360

約数和(自身を除く): 6047511840

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 36, 40, 45, 54, 60, 72, 81, 90, 108, 120, 135, 162, 180, 216, 270, 324, 360, 405, 540, 648, 810, 1080, 1620, 3240, 790523, 1581046, 2371569, 3162092, 3952615, 4743138, 6324184, 7114707, 7905230, 9486276, 11857845, 14229414, 15810460, 18972552, 21344121, 23715690, 28458828, 31620920, 35573535, 42688242, 47431380, 56917656, 64032363, 71147070, 85376484, 94862760, 106720605, 128064726, 142294140, 170752968, 213441210, 256129452, 284588280, 320161815, 426882420, 512258904, 640323630, 853764840, 1280647260, 2561294520]

約数ペア:

[(1, 2561294520), (2, 1280647260), (3, 853764840), (4, 640323630), (5, 512258904), (6, 426882420), (8, 320161815), (9, 284588280), (10, 256129452), (12, 213441210), (15, 170752968), (18, 142294140), (20, 128064726), (24, 106720605), (27, 94862760), (30, 85376484), (36, 71147070), (40, 64032363), (45, 56917656), (54, 47431380), (60, 42688242), (72, 35573535), (81, 31620920), (90, 28458828), (108, 23715690), (120, 21344121), (135, 18972552), (162, 15810460), (180, 14229414), (216, 11857845), (270, 9486276), (324, 7905230), (360, 7114707), (405, 6324184), (540, 4743138), (648, 3952615), (810, 3162092), (1080, 2371569), (1620, 1581046), (3240, 790523)]