80702760

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{47}}^1\times {\mathrm{349}}^1$

素因数の和:451

約数の個数: 128

約数和(自身を含む): 254016000

約数和(自身を除く): 173313240

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 41, 47, 60, 82, 94, 120, 123, 141, 164, 188, 205, 235, 246, 282, 328, 349, 376, 410, 470, 492, 564, 615, 698, 705, 820, 940, 984, 1047, 1128, 1230, 1396, 1410, 1640, 1745, 1880, 1927, 2094, 2460, 2792, 2820, 3490, 3854, 4188, 4920, 5235, 5640, 5781, 6980, 7708, 8376, 9635, 10470, 11562, 13960, 14309, 15416, 16403, 19270, 20940, 23124, 28618, 28905, 32806, 38540, 41880, 42927, 46248, 49209, 57236, 57810, 65612, 71545, 77080, 82015, 85854, 98418, 114472, 115620, 131224, 143090, 164030, 171708, 196836, 214635, 231240, 246045, 286180, 328060, 343416, 393672, 429270, 492090, 572360, 656120, 672523, 858540, 984180, 1345046, 1717080, 1968360, 2017569, 2690092, 3362615, 4035138, 5380184, 6725230, 8070276, 10087845, 13450460, 16140552, 20175690, 26900920, 40351380, 80702760]

約数ペア:

[(1, 80702760), (2, 40351380), (3, 26900920), (4, 20175690), (5, 16140552), (6, 13450460), (8, 10087845), (10, 8070276), (12, 6725230), (15, 5380184), (20, 4035138), (24, 3362615), (30, 2690092), (40, 2017569), (41, 1968360), (47, 1717080), (60, 1345046), (82, 984180), (94, 858540), (120, 672523), (123, 656120), (141, 572360), (164, 492090), (188, 429270), (205, 393672), (235, 343416), (246, 328060), (282, 286180), (328, 246045), (349, 231240), (376, 214635), (410, 196836), (470, 171708), (492, 164030), (564, 143090), (615, 131224), (698, 115620), (705, 114472), (820, 98418), (940, 85854), (984, 82015), (1047, 77080), (1128, 71545), (1230, 65612), (1396, 57810), (1410, 57236), (1640, 49209), (1745, 46248), (1880, 42927), (1927, 41880), (2094, 38540), (2460, 32806), (2792, 28905), (2820, 28618), (3490, 23124), (3854, 20940), (4188, 19270), (4920, 16403), (5235, 15416), (5640, 14309), (5781, 13960), (6980, 11562), (7708, 10470), (8376, 9635)]