16215111888

素因数分解:

$2^4\times 3^1\times {\mathrm{401}}^1\times {\mathrm{857}}^1\times {\mathrm{983}}^1$

素因数の和:2252

約数の個数: 80

約数和(自身を含む): 42085270656

約数和(自身を除く): 25870158768

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 401, 802, 857, 983, 1203, 1604, 1714, 1966, 2406, 2571, 2949, 3208, 3428, 3932, 4812, 5142, 5898, 6416, 6856, 7864, 9624, 10284, 11796, 13712, 15728, 19248, 20568, 23592, 41136, 47184, 343657, 394183, 687314, 788366, 842431, 1030971, 1182549, 1374628, 1576732, 1684862, 2061942, 2365098, 2527293, 2749256, 3153464, 3369724, 4123884, 4730196, 5054586, 5498512, 6306928, 6739448, 8247768, 9460392, 10109172, 13478896, 16495536, 18920784, 20218344, 40436688, 337814831, 675629662, 1013444493, 1351259324, 2026888986, 2702518648, 4053777972, 5405037296, 8107555944, 16215111888]

約数ペア:

[(1, 16215111888), (2, 8107555944), (3, 5405037296), (4, 4053777972), (6, 2702518648), (8, 2026888986), (12, 1351259324), (16, 1013444493), (24, 675629662), (48, 337814831), (401, 40436688), (802, 20218344), (857, 18920784), (983, 16495536), (1203, 13478896), (1604, 10109172), (1714, 9460392), (1966, 8247768), (2406, 6739448), (2571, 6306928), (2949, 5498512), (3208, 5054586), (3428, 4730196), (3932, 4123884), (4812, 3369724), (5142, 3153464), (5898, 2749256), (6416, 2527293), (6856, 2365098), (7864, 2061942), (9624, 1684862), (10284, 1576732), (11796, 1374628), (13712, 1182549), (15728, 1030971), (19248, 842431), (20568, 788366), (23592, 687314), (41136, 394183), (47184, 343657)]