217967400

素因数分解:

$2^3\times 3^2\times 5^2\times 7^1\times {\mathrm{17299}}^1$

素因数の和:17328

約数の個数: 144

約数和(自身を含む): 836628000

約数和(自身を除く): 618660600

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, 1575, 1800, 2100, 2520, 3150, 4200, 6300, 12600, 17299, 34598, 51897, 69196, 86495, 103794, 121093, 138392, 155691, 172990, 207588, 242186, 259485, 311382, 345980, 363279, 415176, 432475, 484372, 518970, 605465, 622764, 691960, 726558, 778455, 864950, 968744, 1037940, 1089837, 1210930, 1245528, 1297425, 1453116, 1556910, 1729900, 1816395, 2075880, 2179674, 2421860, 2594850, 2906232, 3027325, 3113820, 3459800, 3632790, 3892275, 4359348, 4843720, 5189700, 5449185, 6054650, 6227640, 7265580, 7784550, 8718696, 9081975, 10379400, 10898370, 12109300, 14531160, 15569100, 18163950, 21796740, 24218600, 27245925, 31138200, 36327900, 43593480, 54491850, 72655800, 108983700, 217967400]

約数ペア:

[(1, 217967400), (2, 108983700), (3, 72655800), (4, 54491850), (5, 43593480), (6, 36327900), (7, 31138200), (8, 27245925), (9, 24218600), (10, 21796740), (12, 18163950), (14, 15569100), (15, 14531160), (18, 12109300), (20, 10898370), (21, 10379400), (24, 9081975), (25, 8718696), (28, 7784550), (30, 7265580), (35, 6227640), (36, 6054650), (40, 5449185), (42, 5189700), (45, 4843720), (50, 4359348), (56, 3892275), (60, 3632790), (63, 3459800), (70, 3113820), (72, 3027325), (75, 2906232), (84, 2594850), (90, 2421860), (100, 2179674), (105, 2075880), (120, 1816395), (126, 1729900), (140, 1556910), (150, 1453116), (168, 1297425), (175, 1245528), (180, 1210930), (200, 1089837), (210, 1037940), (225, 968744), (252, 864950), (280, 778455), (300, 726558), (315, 691960), (350, 622764), (360, 605465), (420, 518970), (450, 484372), (504, 432475), (525, 415176), (600, 363279), (630, 345980), (700, 311382), (840, 259485), (900, 242186), (1050, 207588), (1260, 172990), (1400, 155691), (1575, 138392), (1800, 121093), (2100, 103794), (2520, 86495), (3150, 69196), (4200, 51897), (6300, 34598), (12600, 17299)]