90943380

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{1997}}^1$

素因数の和:2046

約数の個数: 144

約数和(自身を含む): 314181504

約数和(自身を除く): 223238124

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 11, 12, 15, 18, 20, 22, 23, 30, 33, 36, 44, 45, 46, 55, 60, 66, 69, 90, 92, 99, 110, 115, 132, 138, 165, 180, 198, 207, 220, 230, 253, 276, 330, 345, 396, 414, 460, 495, 506, 660, 690, 759, 828, 990, 1012, 1035, 1265, 1380, 1518, 1980, 1997, 2070, 2277, 2530, 3036, 3795, 3994, 4140, 4554, 5060, 5991, 7590, 7988, 9108, 9985, 11385, 11982, 15180, 17973, 19970, 21967, 22770, 23964, 29955, 35946, 39940, 43934, 45540, 45931, 59910, 65901, 71892, 87868, 89865, 91862, 109835, 119820, 131802, 137793, 179730, 183724, 197703, 219670, 229655, 263604, 275586, 329505, 359460, 395406, 413379, 439340, 459310, 505241, 551172, 659010, 688965, 790812, 826758, 918620, 988515, 1010482, 1318020, 1377930, 1515723, 1653516, 1977030, 2020964, 2066895, 2526205, 2755860, 3031446, 3954060, 4133790, 4547169, 5052410, 6062892, 7578615, 8267580, 9094338, 10104820, 15157230, 18188676, 22735845, 30314460, 45471690, 90943380]

約数ペア:

[(1, 90943380), (2, 45471690), (3, 30314460), (4, 22735845), (5, 18188676), (6, 15157230), (9, 10104820), (10, 9094338), (11, 8267580), (12, 7578615), (15, 6062892), (18, 5052410), (20, 4547169), (22, 4133790), (23, 3954060), (30, 3031446), (33, 2755860), (36, 2526205), (44, 2066895), (45, 2020964), (46, 1977030), (55, 1653516), (60, 1515723), (66, 1377930), (69, 1318020), (90, 1010482), (92, 988515), (99, 918620), (110, 826758), (115, 790812), (132, 688965), (138, 659010), (165, 551172), (180, 505241), (198, 459310), (207, 439340), (220, 413379), (230, 395406), (253, 359460), (276, 329505), (330, 275586), (345, 263604), (396, 229655), (414, 219670), (460, 197703), (495, 183724), (506, 179730), (660, 137793), (690, 131802), (759, 119820), (828, 109835), (990, 91862), (1012, 89865), (1035, 87868), (1265, 71892), (1380, 65901), (1518, 59910), (1980, 45931), (1997, 45540), (2070, 43934), (2277, 39940), (2530, 35946), (3036, 29955), (3795, 23964), (3994, 22770), (4140, 21967), (4554, 19970), (5060, 17973), (5991, 15180), (7590, 11982), (7988, 11385), (9108, 9985)]