198915040

素因数分解:

$2^5\times 5^1\times {\mathrm{23}}^1\times {\mathrm{191}}^1\times {\mathrm{283}}^1$

素因数の和:512

約数の個数: 96

約数和(自身を含む): 494678016

約数和(自身を除く): 295762976

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 32, 40, 46, 80, 92, 115, 160, 184, 191, 230, 283, 368, 382, 460, 566, 736, 764, 920, 955, 1132, 1415, 1528, 1840, 1910, 2264, 2830, 3056, 3680, 3820, 4393, 4528, 5660, 6112, 6509, 7640, 8786, 9056, 11320, 13018, 15280, 17572, 21965, 22640, 26036, 30560, 32545, 35144, 43930, 45280, 52072, 54053, 65090, 70288, 87860, 104144, 108106, 130180, 140576, 175720, 208288, 216212, 260360, 270265, 351440, 432424, 520720, 540530, 702880, 864848, 1041440, 1081060, 1243219, 1729696, 2162120, 2486438, 4324240, 4972876, 6216095, 8648480, 9945752, 12432190, 19891504, 24864380, 39783008, 49728760, 99457520, 198915040]

約数ペア:

[(1, 198915040), (2, 99457520), (4, 49728760), (5, 39783008), (8, 24864380), (10, 19891504), (16, 12432190), (20, 9945752), (23, 8648480), (32, 6216095), (40, 4972876), (46, 4324240), (80, 2486438), (92, 2162120), (115, 1729696), (160, 1243219), (184, 1081060), (191, 1041440), (230, 864848), (283, 702880), (368, 540530), (382, 520720), (460, 432424), (566, 351440), (736, 270265), (764, 260360), (920, 216212), (955, 208288), (1132, 175720), (1415, 140576), (1528, 130180), (1840, 108106), (1910, 104144), (2264, 87860), (2830, 70288), (3056, 65090), (3680, 54053), (3820, 52072), (4393, 45280), (4528, 43930), (5660, 35144), (6112, 32545), (6509, 30560), (7640, 26036), (8786, 22640), (9056, 21965), (11320, 17572), (13018, 15280)]