397403280

素因数分解:

$2^4\times 3^3\times 5^1\times {\mathrm{251}}^1\times {\mathrm{733}}^1$

素因数の和:1006

約数の個数: 160

約数和(自身を含む): 1376161920

約数和(自身を除く): 978758640

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 36, 40, 45, 48, 54, 60, 72, 80, 90, 108, 120, 135, 144, 180, 216, 240, 251, 270, 360, 432, 502, 540, 720, 733, 753, 1004, 1080, 1255, 1466, 1506, 2008, 2160, 2199, 2259, 2510, 2932, 3012, 3665, 3765, 4016, 4398, 4518, 5020, 5864, 6024, 6597, 6777, 7330, 7530, 8796, 9036, 10040, 10995, 11295, 11728, 12048, 13194, 13554, 14660, 15060, 17592, 18072, 19791, 20080, 21990, 22590, 26388, 27108, 29320, 30120, 32985, 33885, 35184, 36144, 39582, 43980, 45180, 52776, 54216, 58640, 60240, 65970, 67770, 79164, 87960, 90360, 98955, 105552, 108432, 131940, 135540, 158328, 175920, 180720, 183983, 197910, 263880, 271080, 316656, 367966, 395820, 527760, 542160, 551949, 735932, 791640, 919915, 1103898, 1471864, 1583280, 1655847, 1839830, 2207796, 2759745, 2943728, 3311694, 3679660, 4415592, 4967541, 5519490, 6623388, 7359320, 8279235, 8831184, 9935082, 11038980, 13246776, 14718640, 16558470, 19870164, 22077960, 24837705, 26493552, 33116940, 39740328, 44155920, 49675410, 66233880, 79480656, 99350820, 132467760, 198701640, 397403280]

約数ペア:

[(1, 397403280), (2, 198701640), (3, 132467760), (4, 99350820), (5, 79480656), (6, 66233880), (8, 49675410), (9, 44155920), (10, 39740328), (12, 33116940), (15, 26493552), (16, 24837705), (18, 22077960), (20, 19870164), (24, 16558470), (27, 14718640), (30, 13246776), (36, 11038980), (40, 9935082), (45, 8831184), (48, 8279235), (54, 7359320), (60, 6623388), (72, 5519490), (80, 4967541), (90, 4415592), (108, 3679660), (120, 3311694), (135, 2943728), (144, 2759745), (180, 2207796), (216, 1839830), (240, 1655847), (251, 1583280), (270, 1471864), (360, 1103898), (432, 919915), (502, 791640), (540, 735932), (720, 551949), (733, 542160), (753, 527760), (1004, 395820), (1080, 367966), (1255, 316656), (1466, 271080), (1506, 263880), (2008, 197910), (2160, 183983), (2199, 180720), (2259, 175920), (2510, 158328), (2932, 135540), (3012, 131940), (3665, 108432), (3765, 105552), (4016, 98955), (4398, 90360), (4518, 87960), (5020, 79164), (5864, 67770), (6024, 65970), (6597, 60240), (6777, 58640), (7330, 54216), (7530, 52776), (8796, 45180), (9036, 43980), (10040, 39582), (10995, 36144), (11295, 35184), (11728, 33885), (12048, 32985), (13194, 30120), (13554, 29320), (14660, 27108), (15060, 26388), (17592, 22590), (18072, 21990), (19791, 20080)]