19643400

素因数分解:

$2^3\times 3^2\times 5^2\times 7^1\times {\mathrm{1559}}^1$

素因数の和:1588

約数の個数: 144

約数和(自身を含む): 75441600

約数和(自身を除く): 55798200

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 25, 28, 30, 35, 36, 40, 42, 45, 50, 56, 60, 63, 70, 72, 75, 84, 90, 100, 105, 120, 126, 140, 150, 168, 175, 180, 200, 210, 225, 252, 280, 300, 315, 350, 360, 420, 450, 504, 525, 600, 630, 700, 840, 900, 1050, 1260, 1400, 1559, 1575, 1800, 2100, 2520, 3118, 3150, 4200, 4677, 6236, 6300, 7795, 9354, 10913, 12472, 12600, 14031, 15590, 18708, 21826, 23385, 28062, 31180, 32739, 37416, 38975, 43652, 46770, 54565, 56124, 62360, 65478, 70155, 77950, 87304, 93540, 98217, 109130, 112248, 116925, 130956, 140310, 155900, 163695, 187080, 196434, 218260, 233850, 261912, 272825, 280620, 311800, 327390, 350775, 392868, 436520, 467700, 491085, 545650, 561240, 654780, 701550, 785736, 818475, 935400, 982170, 1091300, 1309560, 1403100, 1636950, 1964340, 2182600, 2455425, 2806200, 3273900, 3928680, 4910850, 6547800, 9821700, 19643400]

約数ペア:

[(1, 19643400), (2, 9821700), (3, 6547800), (4, 4910850), (5, 3928680), (6, 3273900), (7, 2806200), (8, 2455425), (9, 2182600), (10, 1964340), (12, 1636950), (14, 1403100), (15, 1309560), (18, 1091300), (20, 982170), (21, 935400), (24, 818475), (25, 785736), (28, 701550), (30, 654780), (35, 561240), (36, 545650), (40, 491085), (42, 467700), (45, 436520), (50, 392868), (56, 350775), (60, 327390), (63, 311800), (70, 280620), (72, 272825), (75, 261912), (84, 233850), (90, 218260), (100, 196434), (105, 187080), (120, 163695), (126, 155900), (140, 140310), (150, 130956), (168, 116925), (175, 112248), (180, 109130), (200, 98217), (210, 93540), (225, 87304), (252, 77950), (280, 70155), (300, 65478), (315, 62360), (350, 56124), (360, 54565), (420, 46770), (450, 43652), (504, 38975), (525, 37416), (600, 32739), (630, 31180), (700, 28062), (840, 23385), (900, 21826), (1050, 18708), (1260, 15590), (1400, 14031), (1559, 12600), (1575, 12472), (1800, 10913), (2100, 9354), (2520, 7795), (3118, 6300), (3150, 6236), (4200, 4677)]