404113280

素因数分解:

$2^7\times 5^1\times {\mathrm{19}}^1\times {\mathrm{167}}^1\times {\mathrm{199}}^1$

素因数の和:404

約数の個数: 128

約数和(自身を含む): 1028160000

約数和(自身を除く): 624046720

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 32, 38, 40, 64, 76, 80, 95, 128, 152, 160, 167, 190, 199, 304, 320, 334, 380, 398, 608, 640, 668, 760, 796, 835, 995, 1216, 1336, 1520, 1592, 1670, 1990, 2432, 2672, 3040, 3173, 3184, 3340, 3781, 3980, 5344, 6080, 6346, 6368, 6680, 7562, 7960, 10688, 12160, 12692, 12736, 13360, 15124, 15865, 15920, 18905, 21376, 25384, 25472, 26720, 30248, 31730, 31840, 33233, 37810, 50768, 53440, 60496, 63460, 63680, 66466, 75620, 101536, 106880, 120992, 126920, 127360, 132932, 151240, 166165, 203072, 241984, 253840, 265864, 302480, 332330, 406144, 483968, 507680, 531728, 604960, 631427, 664660, 1015360, 1063456, 1209920, 1262854, 1329320, 2030720, 2126912, 2419840, 2525708, 2658640, 3157135, 4253824, 5051416, 5317280, 6314270, 10102832, 10634560, 12628540, 20205664, 21269120, 25257080, 40411328, 50514160, 80822656, 101028320, 202056640, 404113280]

約数ペア:

[(1, 404113280), (2, 202056640), (4, 101028320), (5, 80822656), (8, 50514160), (10, 40411328), (16, 25257080), (19, 21269120), (20, 20205664), (32, 12628540), (38, 10634560), (40, 10102832), (64, 6314270), (76, 5317280), (80, 5051416), (95, 4253824), (128, 3157135), (152, 2658640), (160, 2525708), (167, 2419840), (190, 2126912), (199, 2030720), (304, 1329320), (320, 1262854), (334, 1209920), (380, 1063456), (398, 1015360), (608, 664660), (640, 631427), (668, 604960), (760, 531728), (796, 507680), (835, 483968), (995, 406144), (1216, 332330), (1336, 302480), (1520, 265864), (1592, 253840), (1670, 241984), (1990, 203072), (2432, 166165), (2672, 151240), (3040, 132932), (3173, 127360), (3184, 126920), (3340, 120992), (3781, 106880), (3980, 101536), (5344, 75620), (6080, 66466), (6346, 63680), (6368, 63460), (6680, 60496), (7562, 53440), (7960, 50768), (10688, 37810), (12160, 33233), (12692, 31840), (12736, 31730), (13360, 30248), (15124, 26720), (15865, 25472), (15920, 25384), (18905, 21376)]