1330863280

素因数分解:

$2^4\times 5^1\times {\mathrm{41}}^1\times {\mathrm{47}}^1\times {\mathrm{89}}^1\times {\mathrm{97}}^1$

素因数の和:287

約数の個数: 160

約数和(自身を含む): 3307288320

約数和(自身を除く): 1976425040

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 41, 47, 80, 82, 89, 94, 97, 164, 178, 188, 194, 205, 235, 328, 356, 376, 388, 410, 445, 470, 485, 656, 712, 752, 776, 820, 890, 940, 970, 1424, 1552, 1640, 1780, 1880, 1927, 1940, 3280, 3560, 3649, 3760, 3854, 3880, 3977, 4183, 4559, 7120, 7298, 7708, 7760, 7954, 8366, 8633, 9118, 9635, 14596, 15416, 15908, 16732, 17266, 18236, 18245, 19270, 19885, 20915, 22795, 29192, 30832, 31816, 33464, 34532, 36472, 36490, 38540, 39770, 41830, 43165, 45590, 58384, 63632, 66928, 69064, 72944, 72980, 77080, 79540, 83660, 86330, 91180, 138128, 145960, 154160, 159080, 167320, 171503, 172660, 182360, 186919, 291920, 318160, 334640, 343006, 345320, 353953, 364720, 373838, 405751, 686012, 690640, 707906, 747676, 811502, 857515, 934595, 1372024, 1415812, 1495352, 1623004, 1715030, 1769765, 1869190, 2028755, 2744048, 2831624, 2990704, 3246008, 3430060, 3539530, 3738380, 4057510, 5663248, 6492016, 6860120, 7079060, 7476760, 8115020, 13720240, 14158120, 14953520, 16230040, 16635791, 28316240, 32460080, 33271582, 66543164, 83178955, 133086328, 166357910, 266172656, 332715820, 665431640, 1330863280]

約数ペア:

[(1, 1330863280), (2, 665431640), (4, 332715820), (5, 266172656), (8, 166357910), (10, 133086328), (16, 83178955), (20, 66543164), (40, 33271582), (41, 32460080), (47, 28316240), (80, 16635791), (82, 16230040), (89, 14953520), (94, 14158120), (97, 13720240), (164, 8115020), (178, 7476760), (188, 7079060), (194, 6860120), (205, 6492016), (235, 5663248), (328, 4057510), (356, 3738380), (376, 3539530), (388, 3430060), (410, 3246008), (445, 2990704), (470, 2831624), (485, 2744048), (656, 2028755), (712, 1869190), (752, 1769765), (776, 1715030), (820, 1623004), (890, 1495352), (940, 1415812), (970, 1372024), (1424, 934595), (1552, 857515), (1640, 811502), (1780, 747676), (1880, 707906), (1927, 690640), (1940, 686012), (3280, 405751), (3560, 373838), (3649, 364720), (3760, 353953), (3854, 345320), (3880, 343006), (3977, 334640), (4183, 318160), (4559, 291920), (7120, 186919), (7298, 182360), (7708, 172660), (7760, 171503), (7954, 167320), (8366, 159080), (8633, 154160), (9118, 145960), (9635, 138128), (14596, 91180), (15416, 86330), (15908, 83660), (16732, 79540), (17266, 77080), (18236, 72980), (18245, 72944), (19270, 69064), (19885, 66928), (20915, 63632), (22795, 58384), (29192, 45590), (30832, 43165), (31816, 41830), (33464, 39770), (34532, 38540), (36472, 36490)]