68989440

素因数分解:

$2^9\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{691}}^1$

素因数の和:730

約数の個数: 160

約数和(自身を含む): 237859776

約数和(自身を除く): 168870336

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 26, 30, 32, 39, 40, 48, 52, 60, 64, 65, 78, 80, 96, 104, 120, 128, 130, 156, 160, 192, 195, 208, 240, 256, 260, 312, 320, 384, 390, 416, 480, 512, 520, 624, 640, 691, 768, 780, 832, 960, 1040, 1248, 1280, 1382, 1536, 1560, 1664, 1920, 2073, 2080, 2496, 2560, 2764, 3120, 3328, 3455, 3840, 4146, 4160, 4992, 5528, 6240, 6656, 6910, 7680, 8292, 8320, 8983, 9984, 10365, 11056, 12480, 13820, 16584, 16640, 17966, 19968, 20730, 22112, 24960, 26949, 27640, 33168, 33280, 35932, 41460, 44224, 44915, 49920, 53898, 55280, 66336, 71864, 82920, 88448, 89830, 99840, 107796, 110560, 132672, 134745, 143728, 165840, 176896, 179660, 215592, 221120, 265344, 269490, 287456, 331680, 353792, 359320, 431184, 442240, 530688, 538980, 574912, 663360, 718640, 862368, 884480, 1061376, 1077960, 1149824, 1326720, 1437280, 1724736, 1768960, 2155920, 2299648, 2653440, 2874560, 3449472, 4311840, 4599296, 5306880, 5749120, 6898944, 8623680, 11498240, 13797888, 17247360, 22996480, 34494720, 68989440]

約数ペア:

[(1, 68989440), (2, 34494720), (3, 22996480), (4, 17247360), (5, 13797888), (6, 11498240), (8, 8623680), (10, 6898944), (12, 5749120), (13, 5306880), (15, 4599296), (16, 4311840), (20, 3449472), (24, 2874560), (26, 2653440), (30, 2299648), (32, 2155920), (39, 1768960), (40, 1724736), (48, 1437280), (52, 1326720), (60, 1149824), (64, 1077960), (65, 1061376), (78, 884480), (80, 862368), (96, 718640), (104, 663360), (120, 574912), (128, 538980), (130, 530688), (156, 442240), (160, 431184), (192, 359320), (195, 353792), (208, 331680), (240, 287456), (256, 269490), (260, 265344), (312, 221120), (320, 215592), (384, 179660), (390, 176896), (416, 165840), (480, 143728), (512, 134745), (520, 132672), (624, 110560), (640, 107796), (691, 99840), (768, 89830), (780, 88448), (832, 82920), (960, 71864), (1040, 66336), (1248, 55280), (1280, 53898), (1382, 49920), (1536, 44915), (1560, 44224), (1664, 41460), (1920, 35932), (2073, 33280), (2080, 33168), (2496, 27640), (2560, 26949), (2764, 24960), (3120, 22112), (3328, 20730), (3455, 19968), (3840, 17966), (4146, 16640), (4160, 16584), (4992, 13820), (5528, 12480), (6240, 11056), (6656, 10365), (6910, 9984), (7680, 8983), (8292, 8320)]