26907720

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{103}}^1\times {\mathrm{311}}^1$

素因数の和:435

約数の個数: 128

約数和(自身を含む): 93450240

約数和(自身を除く): 66542520

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 84, 103, 105, 120, 140, 168, 206, 210, 280, 309, 311, 412, 420, 515, 618, 622, 721, 824, 840, 933, 1030, 1236, 1244, 1442, 1545, 1555, 1866, 2060, 2163, 2177, 2472, 2488, 2884, 3090, 3110, 3605, 3732, 4120, 4326, 4354, 4665, 5768, 6180, 6220, 6531, 7210, 7464, 8652, 8708, 9330, 10815, 10885, 12360, 12440, 13062, 14420, 17304, 17416, 18660, 21630, 21770, 26124, 28840, 32033, 32655, 37320, 43260, 43540, 52248, 64066, 65310, 86520, 87080, 96099, 128132, 130620, 160165, 192198, 224231, 256264, 261240, 320330, 384396, 448462, 480495, 640660, 672693, 768792, 896924, 960990, 1121155, 1281320, 1345386, 1793848, 1921980, 2242310, 2690772, 3363465, 3843960, 4484620, 5381544, 6726930, 8969240, 13453860, 26907720]

約数ペア:

[(1, 26907720), (2, 13453860), (3, 8969240), (4, 6726930), (5, 5381544), (6, 4484620), (7, 3843960), (8, 3363465), (10, 2690772), (12, 2242310), (14, 1921980), (15, 1793848), (20, 1345386), (21, 1281320), (24, 1121155), (28, 960990), (30, 896924), (35, 768792), (40, 672693), (42, 640660), (56, 480495), (60, 448462), (70, 384396), (84, 320330), (103, 261240), (105, 256264), (120, 224231), (140, 192198), (168, 160165), (206, 130620), (210, 128132), (280, 96099), (309, 87080), (311, 86520), (412, 65310), (420, 64066), (515, 52248), (618, 43540), (622, 43260), (721, 37320), (824, 32655), (840, 32033), (933, 28840), (1030, 26124), (1236, 21770), (1244, 21630), (1442, 18660), (1545, 17416), (1555, 17304), (1866, 14420), (2060, 13062), (2163, 12440), (2177, 12360), (2472, 10885), (2488, 10815), (2884, 9330), (3090, 8708), (3110, 8652), (3605, 7464), (3732, 7210), (4120, 6531), (4326, 6220), (4354, 6180), (4665, 5768)]