2018400

素因数分解:

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

素因数の和:81

約数の個数: 108

約数和(自身を含む): 6804252

約数和(自身を除く): 4785852

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 25, 29, 30, 32, 40, 48, 50, 58, 60, 75, 80, 87, 96, 100, 116, 120, 145, 150, 160, 174, 200, 232, 240, 290, 300, 348, 400, 435, 464, 480, 580, 600, 696, 725, 800, 841, 870, 928, 1160, 1200, 1392, 1450, 1682, 1740, 2175, 2320, 2400, 2523, 2784, 2900, 3364, 3480, 4205, 4350, 4640, 5046, 5800, 6728, 6960, 8410, 8700, 10092, 11600, 12615, 13456, 13920, 16820, 17400, 20184, 21025, 23200, 25230, 26912, 33640, 34800, 40368, 42050, 50460, 63075, 67280, 69600, 80736, 84100, 100920, 126150, 134560, 168200, 201840, 252300, 336400, 403680, 504600, 672800, 1009200, 2018400]

約数ペア:

[(1, 2018400), (2, 1009200), (3, 672800), (4, 504600), (5, 403680), (6, 336400), (8, 252300), (10, 201840), (12, 168200), (15, 134560), (16, 126150), (20, 100920), (24, 84100), (25, 80736), (29, 69600), (30, 67280), (32, 63075), (40, 50460), (48, 42050), (50, 40368), (58, 34800), (60, 33640), (75, 26912), (80, 25230), (87, 23200), (96, 21025), (100, 20184), (116, 17400), (120, 16820), (145, 13920), (150, 13456), (160, 12615), (174, 11600), (200, 10092), (232, 8700), (240, 8410), (290, 6960), (300, 6728), (348, 5800), (400, 5046), (435, 4640), (464, 4350), (480, 4205), (580, 3480), (600, 3364), (696, 2900), (725, 2784), (800, 2523), (841, 2400), (870, 2320), (928, 2175), (1160, 1740), (1200, 1682), (1392, 1450)]