15746720

素因数分解:

$2^5\times 5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{389}}^1$

素因数の和:438

約数の個数: 96

約数和(自身を含む): 42456960

約数和(自身を除く): 26710240

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, 389, 440, 460, 506, 736, 778, 880, 920, 1012, 1265, 1556, 1760, 1840, 1945, 2024, 2530, 3112, 3680, 3890, 4048, 4279, 5060, 6224, 7780, 8096, 8558, 8947, 10120, 12448, 15560, 17116, 17894, 20240, 21395, 31120, 34232, 35788, 40480, 42790, 44735, 62240, 68464, 71576, 85580, 89470, 98417, 136928, 143152, 171160, 178940, 196834, 286304, 342320, 357880, 393668, 492085, 684640, 715760, 787336, 984170, 1431520, 1574672, 1968340, 3149344, 3936680, 7873360, 15746720]

約数ペア:

[(1, 15746720), (2, 7873360), (4, 3936680), (5, 3149344), (8, 1968340), (10, 1574672), (11, 1431520), (16, 984170), (20, 787336), (22, 715760), (23, 684640), (32, 492085), (40, 393668), (44, 357880), (46, 342320), (55, 286304), (80, 196834), (88, 178940), (92, 171160), (110, 143152), (115, 136928), (160, 98417), (176, 89470), (184, 85580), (220, 71576), (230, 68464), (253, 62240), (352, 44735), (368, 42790), (389, 40480), (440, 35788), (460, 34232), (506, 31120), (736, 21395), (778, 20240), (880, 17894), (920, 17116), (1012, 15560), (1265, 12448), (1556, 10120), (1760, 8947), (1840, 8558), (1945, 8096), (2024, 7780), (2530, 6224), (3112, 5060), (3680, 4279), (3890, 4048)]