27198880

素因数分解:

$2^5\times 5^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{389}}^1$

素因数の和:446

約数の個数: 96

約数和(自身を含む): 70761600

約数和(自身を除く): 43562720

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 23, 32, 38, 40, 46, 76, 80, 92, 95, 115, 152, 160, 184, 190, 230, 304, 368, 380, 389, 437, 460, 608, 736, 760, 778, 874, 920, 1520, 1556, 1748, 1840, 1945, 2185, 3040, 3112, 3496, 3680, 3890, 4370, 6224, 6992, 7391, 7780, 8740, 8947, 12448, 13984, 14782, 15560, 17480, 17894, 29564, 31120, 34960, 35788, 36955, 44735, 59128, 62240, 69920, 71576, 73910, 89470, 118256, 143152, 147820, 169993, 178940, 236512, 286304, 295640, 339986, 357880, 591280, 679972, 715760, 849965, 1182560, 1359944, 1431520, 1699930, 2719888, 3399860, 5439776, 6799720, 13599440, 27198880]

約数ペア:

[(1, 27198880), (2, 13599440), (4, 6799720), (5, 5439776), (8, 3399860), (10, 2719888), (16, 1699930), (19, 1431520), (20, 1359944), (23, 1182560), (32, 849965), (38, 715760), (40, 679972), (46, 591280), (76, 357880), (80, 339986), (92, 295640), (95, 286304), (115, 236512), (152, 178940), (160, 169993), (184, 147820), (190, 143152), (230, 118256), (304, 89470), (368, 73910), (380, 71576), (389, 69920), (437, 62240), (460, 59128), (608, 44735), (736, 36955), (760, 35788), (778, 34960), (874, 31120), (920, 29564), (1520, 17894), (1556, 17480), (1748, 15560), (1840, 14782), (1945, 13984), (2185, 12448), (3040, 8947), (3112, 8740), (3496, 7780), (3680, 7391), (3890, 6992), (4370, 6224)]