64903920

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{37}}^1\times {\mathrm{7309}}^1$

素因数の和:7362

約数の個数: 80

約数和(自身を含む): 206668320

約数和(自身を除く): 141764400

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 37, 40, 48, 60, 74, 80, 111, 120, 148, 185, 222, 240, 296, 370, 444, 555, 592, 740, 888, 1110, 1480, 1776, 2220, 2960, 4440, 7309, 8880, 14618, 21927, 29236, 36545, 43854, 58472, 73090, 87708, 109635, 116944, 146180, 175416, 219270, 270433, 292360, 350832, 438540, 540866, 584720, 811299, 877080, 1081732, 1352165, 1622598, 1754160, 2163464, 2704330, 3245196, 4056495, 4326928, 5408660, 6490392, 8112990, 10817320, 12980784, 16225980, 21634640, 32451960, 64903920]

約数ペア:

[(1, 64903920), (2, 32451960), (3, 21634640), (4, 16225980), (5, 12980784), (6, 10817320), (8, 8112990), (10, 6490392), (12, 5408660), (15, 4326928), (16, 4056495), (20, 3245196), (24, 2704330), (30, 2163464), (37, 1754160), (40, 1622598), (48, 1352165), (60, 1081732), (74, 877080), (80, 811299), (111, 584720), (120, 540866), (148, 438540), (185, 350832), (222, 292360), (240, 270433), (296, 219270), (370, 175416), (444, 146180), (555, 116944), (592, 109635), (740, 87708), (888, 73090), (1110, 58472), (1480, 43854), (1776, 36545), (2220, 29236), (2960, 21927), (4440, 14618), (7309, 8880)]