664130400

素因数分解:

$2^5\times 3^1\times 5^2\times {\mathrm{276721}}^1$

素因数の和:276744

約数の個数: 72

約数和(自身を含む): 2161752264

約数和(自身を除く): 1497621864

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, 276721, 553442, 830163, 1106884, 1383605, 1660326, 2213768, 2767210, 3320652, 4150815, 4427536, 5534420, 6641304, 6918025, 8301630, 8855072, 11068840, 13282608, 13836050, 16603260, 20754075, 22137680, 26565216, 27672100, 33206520, 41508150, 44275360, 55344200, 66413040, 83016300, 110688400, 132826080, 166032600, 221376800, 332065200, 664130400]

約数ペア:

[(1, 664130400), (2, 332065200), (3, 221376800), (4, 166032600), (5, 132826080), (6, 110688400), (8, 83016300), (10, 66413040), (12, 55344200), (15, 44275360), (16, 41508150), (20, 33206520), (24, 27672100), (25, 26565216), (30, 22137680), (32, 20754075), (40, 16603260), (48, 13836050), (50, 13282608), (60, 11068840), (75, 8855072), (80, 8301630), (96, 6918025), (100, 6641304), (120, 5534420), (150, 4427536), (160, 4150815), (200, 3320652), (240, 2767210), (300, 2213768), (400, 1660326), (480, 1383605), (600, 1106884), (800, 830163), (1200, 553442), (2400, 276721)]