9943920

素因数分解:

$2^4\times 3^2\times 5^1\times 7^1\times {\mathrm{1973}}^1$

素因数の和:1999

約数の個数: 120

約数和(自身を含む): 38185056

約数和(自身を除く): 28241136

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 35, 36, 40, 42, 45, 48, 56, 60, 63, 70, 72, 80, 84, 90, 105, 112, 120, 126, 140, 144, 168, 180, 210, 240, 252, 280, 315, 336, 360, 420, 504, 560, 630, 720, 840, 1008, 1260, 1680, 1973, 2520, 3946, 5040, 5919, 7892, 9865, 11838, 13811, 15784, 17757, 19730, 23676, 27622, 29595, 31568, 35514, 39460, 41433, 47352, 55244, 59190, 69055, 71028, 78920, 82866, 88785, 94704, 110488, 118380, 124299, 138110, 142056, 157840, 165732, 177570, 207165, 220976, 236760, 248598, 276220, 284112, 331464, 355140, 414330, 473520, 497196, 552440, 621495, 662928, 710280, 828660, 994392, 1104880, 1242990, 1420560, 1657320, 1988784, 2485980, 3314640, 4971960, 9943920]

約数ペア:

[(1, 9943920), (2, 4971960), (3, 3314640), (4, 2485980), (5, 1988784), (6, 1657320), (7, 1420560), (8, 1242990), (9, 1104880), (10, 994392), (12, 828660), (14, 710280), (15, 662928), (16, 621495), (18, 552440), (20, 497196), (21, 473520), (24, 414330), (28, 355140), (30, 331464), (35, 284112), (36, 276220), (40, 248598), (42, 236760), (45, 220976), (48, 207165), (56, 177570), (60, 165732), (63, 157840), (70, 142056), (72, 138110), (80, 124299), (84, 118380), (90, 110488), (105, 94704), (112, 88785), (120, 82866), (126, 78920), (140, 71028), (144, 69055), (168, 59190), (180, 55244), (210, 47352), (240, 41433), (252, 39460), (280, 35514), (315, 31568), (336, 29595), (360, 27622), (420, 23676), (504, 19730), (560, 17757), (630, 15784), (720, 13811), (840, 11838), (1008, 9865), (1260, 7892), (1680, 5919), (1973, 5040), (2520, 3946)]