31584960

素因数分解:

$2^6\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{997}}^1$

素因数の和:1031

約数の個数: 168

約数和(自身を含む): 118634256

約数和(自身を除く): 87049296

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 15, 16, 18, 20, 22, 24, 30, 32, 33, 36, 40, 44, 45, 48, 55, 60, 64, 66, 72, 80, 88, 90, 96, 99, 110, 120, 132, 144, 160, 165, 176, 180, 192, 198, 220, 240, 264, 288, 320, 330, 352, 360, 396, 440, 480, 495, 528, 576, 660, 704, 720, 792, 880, 960, 990, 997, 1056, 1320, 1440, 1584, 1760, 1980, 1994, 2112, 2640, 2880, 2991, 3168, 3520, 3960, 3988, 4985, 5280, 5982, 6336, 7920, 7976, 8973, 9970, 10560, 10967, 11964, 14955, 15840, 15952, 17946, 19940, 21934, 23928, 29910, 31680, 31904, 32901, 35892, 39880, 43868, 44865, 47856, 54835, 59820, 63808, 65802, 71784, 79760, 87736, 89730, 95712, 98703, 109670, 119640, 131604, 143568, 159520, 164505, 175472, 179460, 191424, 197406, 219340, 239280, 263208, 287136, 319040, 329010, 350944, 358920, 394812, 438680, 478560, 493515, 526416, 574272, 658020, 701888, 717840, 789624, 877360, 957120, 987030, 1052832, 1316040, 1435680, 1579248, 1754720, 1974060, 2105664, 2632080, 2871360, 3158496, 3509440, 3948120, 5264160, 6316992, 7896240, 10528320, 15792480, 31584960]

約数ペア:

[(1, 31584960), (2, 15792480), (3, 10528320), (4, 7896240), (5, 6316992), (6, 5264160), (8, 3948120), (9, 3509440), (10, 3158496), (11, 2871360), (12, 2632080), (15, 2105664), (16, 1974060), (18, 1754720), (20, 1579248), (22, 1435680), (24, 1316040), (30, 1052832), (32, 987030), (33, 957120), (36, 877360), (40, 789624), (44, 717840), (45, 701888), (48, 658020), (55, 574272), (60, 526416), (64, 493515), (66, 478560), (72, 438680), (80, 394812), (88, 358920), (90, 350944), (96, 329010), (99, 319040), (110, 287136), (120, 263208), (132, 239280), (144, 219340), (160, 197406), (165, 191424), (176, 179460), (180, 175472), (192, 164505), (198, 159520), (220, 143568), (240, 131604), (264, 119640), (288, 109670), (320, 98703), (330, 95712), (352, 89730), (360, 87736), (396, 79760), (440, 71784), (480, 65802), (495, 63808), (528, 59820), (576, 54835), (660, 47856), (704, 44865), (720, 43868), (792, 39880), (880, 35892), (960, 32901), (990, 31904), (997, 31680), (1056, 29910), (1320, 23928), (1440, 21934), (1584, 19940), (1760, 17946), (1980, 15952), (1994, 15840), (2112, 14955), (2640, 11964), (2880, 10967), (2991, 10560), (3168, 9970), (3520, 8973), (3960, 7976), (3988, 7920), (4985, 6336), (5280, 5982)]