21332400

素因数分解:

$2^4\times 3^1\times 5^2\times {\mathrm{29}}^1\times {\mathrm{613}}^1$

素因数の和:663

約数の個数: 120

約数和(自身を含む): 70806480

約数和(自身を除く): 49474080

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 25, 29, 30, 40, 48, 50, 58, 60, 75, 80, 87, 100, 116, 120, 145, 150, 174, 200, 232, 240, 290, 300, 348, 400, 435, 464, 580, 600, 613, 696, 725, 870, 1160, 1200, 1226, 1392, 1450, 1740, 1839, 2175, 2320, 2452, 2900, 3065, 3480, 3678, 4350, 4904, 5800, 6130, 6960, 7356, 8700, 9195, 9808, 11600, 12260, 14712, 15325, 17400, 17777, 18390, 24520, 29424, 30650, 34800, 35554, 36780, 45975, 49040, 53331, 61300, 71108, 73560, 88885, 91950, 106662, 122600, 142216, 147120, 177770, 183900, 213324, 245200, 266655, 284432, 355540, 367800, 426648, 444425, 533310, 711080, 735600, 853296, 888850, 1066620, 1333275, 1422160, 1777700, 2133240, 2666550, 3555400, 4266480, 5333100, 7110800, 10666200, 21332400]

約数ペア:

[(1, 21332400), (2, 10666200), (3, 7110800), (4, 5333100), (5, 4266480), (6, 3555400), (8, 2666550), (10, 2133240), (12, 1777700), (15, 1422160), (16, 1333275), (20, 1066620), (24, 888850), (25, 853296), (29, 735600), (30, 711080), (40, 533310), (48, 444425), (50, 426648), (58, 367800), (60, 355540), (75, 284432), (80, 266655), (87, 245200), (100, 213324), (116, 183900), (120, 177770), (145, 147120), (150, 142216), (174, 122600), (200, 106662), (232, 91950), (240, 88885), (290, 73560), (300, 71108), (348, 61300), (400, 53331), (435, 49040), (464, 45975), (580, 36780), (600, 35554), (613, 34800), (696, 30650), (725, 29424), (870, 24520), (1160, 18390), (1200, 17777), (1226, 17400), (1392, 15325), (1450, 14712), (1740, 12260), (1839, 11600), (2175, 9808), (2320, 9195), (2452, 8700), (2900, 7356), (3065, 6960), (3480, 6130), (3678, 5800), (4350, 4904)]