199690080

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{643}}^1\times {\mathrm{647}}^1$

素因数の和:1308

約数の個数: 96

約数和(自身を含む): 630975744

約数和(自身を除く): 431285664

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 80, 96, 120, 160, 240, 480, 643, 647, 1286, 1294, 1929, 1941, 2572, 2588, 3215, 3235, 3858, 3882, 5144, 5176, 6430, 6470, 7716, 7764, 9645, 9705, 10288, 10352, 12860, 12940, 15432, 15528, 19290, 19410, 20576, 20704, 25720, 25880, 30864, 31056, 38580, 38820, 51440, 51760, 61728, 62112, 77160, 77640, 102880, 103520, 154320, 155280, 308640, 310560, 416021, 832042, 1248063, 1664084, 2080105, 2496126, 3328168, 4160210, 4992252, 6240315, 6656336, 8320420, 9984504, 12480630, 13312672, 16640840, 19969008, 24961260, 33281680, 39938016, 49922520, 66563360, 99845040, 199690080]

約数ペア:

[(1, 199690080), (2, 99845040), (3, 66563360), (4, 49922520), (5, 39938016), (6, 33281680), (8, 24961260), (10, 19969008), (12, 16640840), (15, 13312672), (16, 12480630), (20, 9984504), (24, 8320420), (30, 6656336), (32, 6240315), (40, 4992252), (48, 4160210), (60, 3328168), (80, 2496126), (96, 2080105), (120, 1664084), (160, 1248063), (240, 832042), (480, 416021), (643, 310560), (647, 308640), (1286, 155280), (1294, 154320), (1929, 103520), (1941, 102880), (2572, 77640), (2588, 77160), (3215, 62112), (3235, 61728), (3858, 51760), (3882, 51440), (5144, 38820), (5176, 38580), (6430, 31056), (6470, 30864), (7716, 25880), (7764, 25720), (9645, 20704), (9705, 20576), (10288, 19410), (10352, 19290), (12860, 15528), (12940, 15432)]