78166880

素因数分解:

$2^5\times 5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{1931}}^1$

素因数の和:1980

約数の個数: 96

約数和(自身を含む): 210325248

約数和(自身を除く): 132158368

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 23, 32, 40, 44, 46, 55, 80, 88, 92, 110, 115, 160, 176, 184, 220, 230, 253, 352, 368, 440, 460, 506, 736, 880, 920, 1012, 1265, 1760, 1840, 1931, 2024, 2530, 3680, 3862, 4048, 5060, 7724, 8096, 9655, 10120, 15448, 19310, 20240, 21241, 30896, 38620, 40480, 42482, 44413, 61792, 77240, 84964, 88826, 106205, 154480, 169928, 177652, 212410, 222065, 308960, 339856, 355304, 424820, 444130, 488543, 679712, 710608, 849640, 888260, 977086, 1421216, 1699280, 1776520, 1954172, 2442715, 3398560, 3553040, 3908344, 4885430, 7106080, 7816688, 9770860, 15633376, 19541720, 39083440, 78166880]

約数ペア:

[(1, 78166880), (2, 39083440), (4, 19541720), (5, 15633376), (8, 9770860), (10, 7816688), (11, 7106080), (16, 4885430), (20, 3908344), (22, 3553040), (23, 3398560), (32, 2442715), (40, 1954172), (44, 1776520), (46, 1699280), (55, 1421216), (80, 977086), (88, 888260), (92, 849640), (110, 710608), (115, 679712), (160, 488543), (176, 444130), (184, 424820), (220, 355304), (230, 339856), (253, 308960), (352, 222065), (368, 212410), (440, 177652), (460, 169928), (506, 154480), (736, 106205), (880, 88826), (920, 84964), (1012, 77240), (1265, 61792), (1760, 44413), (1840, 42482), (1931, 40480), (2024, 38620), (2530, 30896), (3680, 21241), (3862, 20240), (4048, 19310), (5060, 15448), (7724, 10120), (8096, 9655)]