28417500

素因数分解:

$2^2\times 3^3\times 5^4\times {\mathrm{421}}^1$

素因数の和:454

約数の個数: 120

約数和(自身を含む): 92282960

約数和(自身を除く): 63865460

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 25, 27, 30, 36, 45, 50, 54, 60, 75, 90, 100, 108, 125, 135, 150, 180, 225, 250, 270, 300, 375, 421, 450, 500, 540, 625, 675, 750, 842, 900, 1125, 1250, 1263, 1350, 1500, 1684, 1875, 2105, 2250, 2500, 2526, 2700, 3375, 3750, 3789, 4210, 4500, 5052, 5625, 6315, 6750, 7500, 7578, 8420, 10525, 11250, 11367, 12630, 13500, 15156, 16875, 18945, 21050, 22500, 22734, 25260, 31575, 33750, 37890, 42100, 45468, 52625, 56835, 63150, 67500, 75780, 94725, 105250, 113670, 126300, 157875, 189450, 210500, 227340, 263125, 284175, 315750, 378900, 473625, 526250, 568350, 631500, 789375, 947250, 1052500, 1136700, 1420875, 1578750, 1894500, 2368125, 2841750, 3157500, 4736250, 5683500, 7104375, 9472500, 14208750, 28417500]

約数ペア:

[(1, 28417500), (2, 14208750), (3, 9472500), (4, 7104375), (5, 5683500), (6, 4736250), (9, 3157500), (10, 2841750), (12, 2368125), (15, 1894500), (18, 1578750), (20, 1420875), (25, 1136700), (27, 1052500), (30, 947250), (36, 789375), (45, 631500), (50, 568350), (54, 526250), (60, 473625), (75, 378900), (90, 315750), (100, 284175), (108, 263125), (125, 227340), (135, 210500), (150, 189450), (180, 157875), (225, 126300), (250, 113670), (270, 105250), (300, 94725), (375, 75780), (421, 67500), (450, 63150), (500, 56835), (540, 52625), (625, 45468), (675, 42100), (750, 37890), (842, 33750), (900, 31575), (1125, 25260), (1250, 22734), (1263, 22500), (1350, 21050), (1500, 18945), (1684, 16875), (1875, 15156), (2105, 13500), (2250, 12630), (2500, 11367), (2526, 11250), (2700, 10525), (3375, 8420), (3750, 7578), (3789, 7500), (4210, 6750), (4500, 6315), (5052, 5625)]