177780480

素因数分解:

$2^8\times 3^1\times 5^1\times {\mathrm{67}}^1\times {\mathrm{691}}^1$

素因数の和:782

約数の個数: 144

約数和(自身を含む): 577094784

約数和(自身を除く): 399314304

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 67, 80, 96, 120, 128, 134, 160, 192, 201, 240, 256, 268, 320, 335, 384, 402, 480, 536, 640, 670, 691, 768, 804, 960, 1005, 1072, 1280, 1340, 1382, 1608, 1920, 2010, 2073, 2144, 2680, 2764, 3216, 3455, 3840, 4020, 4146, 4288, 5360, 5528, 6432, 6910, 8040, 8292, 8576, 10365, 10720, 11056, 12864, 13820, 16080, 16584, 17152, 20730, 21440, 22112, 25728, 27640, 32160, 33168, 41460, 42880, 44224, 46297, 51456, 55280, 64320, 66336, 82920, 85760, 88448, 92594, 110560, 128640, 132672, 138891, 165840, 176896, 185188, 221120, 231485, 257280, 265344, 277782, 331680, 370376, 442240, 462970, 530688, 555564, 663360, 694455, 740752, 884480, 925940, 1111128, 1326720, 1388910, 1481504, 1851880, 2222256, 2653440, 2777820, 2963008, 3703760, 4444512, 5555640, 5926016, 7407520, 8889024, 11111280, 11852032, 14815040, 17778048, 22222560, 29630080, 35556096, 44445120, 59260160, 88890240, 177780480]

約数ペア:

[(1, 177780480), (2, 88890240), (3, 59260160), (4, 44445120), (5, 35556096), (6, 29630080), (8, 22222560), (10, 17778048), (12, 14815040), (15, 11852032), (16, 11111280), (20, 8889024), (24, 7407520), (30, 5926016), (32, 5555640), (40, 4444512), (48, 3703760), (60, 2963008), (64, 2777820), (67, 2653440), (80, 2222256), (96, 1851880), (120, 1481504), (128, 1388910), (134, 1326720), (160, 1111128), (192, 925940), (201, 884480), (240, 740752), (256, 694455), (268, 663360), (320, 555564), (335, 530688), (384, 462970), (402, 442240), (480, 370376), (536, 331680), (640, 277782), (670, 265344), (691, 257280), (768, 231485), (804, 221120), (960, 185188), (1005, 176896), (1072, 165840), (1280, 138891), (1340, 132672), (1382, 128640), (1608, 110560), (1920, 92594), (2010, 88448), (2073, 85760), (2144, 82920), (2680, 66336), (2764, 64320), (3216, 55280), (3455, 51456), (3840, 46297), (4020, 44224), (4146, 42880), (4288, 41460), (5360, 33168), (5528, 32160), (6432, 27640), (6910, 25728), (8040, 22112), (8292, 21440), (8576, 20730), (10365, 17152), (10720, 16584), (11056, 16080), (12864, 13820)]