257706480

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{37}}^1\times {\mathrm{29021}}^1$

素因数の和:29074

約数の個数: 80

約数和(自身を含む): 820509984

約数和(自身を除く): 562803504

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 37, 40, 48, 60, 74, 80, 111, 120, 148, 185, 222, 240, 296, 370, 444, 555, 592, 740, 888, 1110, 1480, 1776, 2220, 2960, 4440, 8880, 29021, 58042, 87063, 116084, 145105, 174126, 232168, 290210, 348252, 435315, 464336, 580420, 696504, 870630, 1073777, 1160840, 1393008, 1741260, 2147554, 2321680, 3221331, 3482520, 4295108, 5368885, 6442662, 6965040, 8590216, 10737770, 12885324, 16106655, 17180432, 21475540, 25770648, 32213310, 42951080, 51541296, 64426620, 85902160, 128853240, 257706480]

約数ペア:

[(1, 257706480), (2, 128853240), (3, 85902160), (4, 64426620), (5, 51541296), (6, 42951080), (8, 32213310), (10, 25770648), (12, 21475540), (15, 17180432), (16, 16106655), (20, 12885324), (24, 10737770), (30, 8590216), (37, 6965040), (40, 6442662), (48, 5368885), (60, 4295108), (74, 3482520), (80, 3221331), (111, 2321680), (120, 2147554), (148, 1741260), (185, 1393008), (222, 1160840), (240, 1073777), (296, 870630), (370, 696504), (444, 580420), (555, 464336), (592, 435315), (740, 348252), (888, 290210), (1110, 232168), (1480, 174126), (1776, 145105), (2220, 116084), (2960, 87063), (4440, 58042), (8880, 29021)]