7896240

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{997}}^1$

素因数の和:1027

約数の個数: 120

約数和(自身を含む): 28957968

約数和(自身を除く): 21061728

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 15, 16, 18, 20, 22, 24, 30, 33, 36, 40, 44, 45, 48, 55, 60, 66, 72, 80, 88, 90, 99, 110, 120, 132, 144, 165, 176, 180, 198, 220, 240, 264, 330, 360, 396, 440, 495, 528, 660, 720, 792, 880, 990, 997, 1320, 1584, 1980, 1994, 2640, 2991, 3960, 3988, 4985, 5982, 7920, 7976, 8973, 9970, 10967, 11964, 14955, 15952, 17946, 19940, 21934, 23928, 29910, 32901, 35892, 39880, 43868, 44865, 47856, 54835, 59820, 65802, 71784, 79760, 87736, 89730, 98703, 109670, 119640, 131604, 143568, 164505, 175472, 179460, 197406, 219340, 239280, 263208, 329010, 358920, 394812, 438680, 493515, 526416, 658020, 717840, 789624, 877360, 987030, 1316040, 1579248, 1974060, 2632080, 3948120, 7896240]

約数ペア:

[(1, 7896240), (2, 3948120), (3, 2632080), (4, 1974060), (5, 1579248), (6, 1316040), (8, 987030), (9, 877360), (10, 789624), (11, 717840), (12, 658020), (15, 526416), (16, 493515), (18, 438680), (20, 394812), (22, 358920), (24, 329010), (30, 263208), (33, 239280), (36, 219340), (40, 197406), (44, 179460), (45, 175472), (48, 164505), (55, 143568), (60, 131604), (66, 119640), (72, 109670), (80, 98703), (88, 89730), (90, 87736), (99, 79760), (110, 71784), (120, 65802), (132, 59820), (144, 54835), (165, 47856), (176, 44865), (180, 43868), (198, 39880), (220, 35892), (240, 32901), (264, 29910), (330, 23928), (360, 21934), (396, 19940), (440, 17946), (495, 15952), (528, 14955), (660, 11964), (720, 10967), (792, 9970), (880, 8973), (990, 7976), (997, 7920), (1320, 5982), (1584, 4985), (1980, 3988), (1994, 3960), (2640, 2991)]