256466400

素因数分解:

$2^5\times 3^1\times 5^2\times {\mathrm{106861}}^1$

素因数の和:106884

約数の個数: 72

約数和(自身を含む): 834805944

約数和(自身を除く): 578339544

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 25, 30, 32, 40, 48, 50, 60, 75, 80, 96, 100, 120, 150, 160, 200, 240, 300, 400, 480, 600, 800, 1200, 2400, 106861, 213722, 320583, 427444, 534305, 641166, 854888, 1068610, 1282332, 1602915, 1709776, 2137220, 2564664, 2671525, 3205830, 3419552, 4274440, 5129328, 5343050, 6411660, 8014575, 8548880, 10258656, 10686100, 12823320, 16029150, 17097760, 21372200, 25646640, 32058300, 42744400, 51293280, 64116600, 85488800, 128233200, 256466400]

約数ペア:

[(1, 256466400), (2, 128233200), (3, 85488800), (4, 64116600), (5, 51293280), (6, 42744400), (8, 32058300), (10, 25646640), (12, 21372200), (15, 17097760), (16, 16029150), (20, 12823320), (24, 10686100), (25, 10258656), (30, 8548880), (32, 8014575), (40, 6411660), (48, 5343050), (50, 5129328), (60, 4274440), (75, 3419552), (80, 3205830), (96, 2671525), (100, 2564664), (120, 2137220), (150, 1709776), (160, 1602915), (200, 1282332), (240, 1068610), (300, 854888), (400, 641166), (480, 534305), (600, 427444), (800, 320583), (1200, 213722), (2400, 106861)]