51043320

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{1997}}^1$

素因数の和:2085

約数の個数: 96

約数和(自身を含む): 168311520

約数和(自身を除く): 117268200

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 71, 72, 90, 120, 142, 180, 213, 284, 355, 360, 426, 568, 639, 710, 852, 1065, 1278, 1420, 1704, 1997, 2130, 2556, 2840, 3195, 3994, 4260, 5112, 5991, 6390, 7988, 8520, 9985, 11982, 12780, 15976, 17973, 19970, 23964, 25560, 29955, 35946, 39940, 47928, 59910, 71892, 79880, 89865, 119820, 141787, 143784, 179730, 239640, 283574, 359460, 425361, 567148, 708935, 718920, 850722, 1134296, 1276083, 1417870, 1701444, 2126805, 2552166, 2835740, 3402888, 4253610, 5104332, 5671480, 6380415, 8507220, 10208664, 12760830, 17014440, 25521660, 51043320]

約数ペア:

[(1, 51043320), (2, 25521660), (3, 17014440), (4, 12760830), (5, 10208664), (6, 8507220), (8, 6380415), (9, 5671480), (10, 5104332), (12, 4253610), (15, 3402888), (18, 2835740), (20, 2552166), (24, 2126805), (30, 1701444), (36, 1417870), (40, 1276083), (45, 1134296), (60, 850722), (71, 718920), (72, 708935), (90, 567148), (120, 425361), (142, 359460), (180, 283574), (213, 239640), (284, 179730), (355, 143784), (360, 141787), (426, 119820), (568, 89865), (639, 79880), (710, 71892), (852, 59910), (1065, 47928), (1278, 39940), (1420, 35946), (1704, 29955), (1997, 25560), (2130, 23964), (2556, 19970), (2840, 17973), (3195, 15976), (3994, 12780), (4260, 11982), (5112, 9985), (5991, 8520), (6390, 7988)]