51141420

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{1123}}^1$

素因数の和:1172

約数の個数: 144

約数和(自身を含む): 176746752

約数和(自身を除く): 125605332

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, 1123, 1265, 1380, 1518, 1980, 2070, 2246, 2277, 2530, 3036, 3369, 3795, 4140, 4492, 4554, 5060, 5615, 6738, 7590, 9108, 10107, 11230, 11385, 12353, 13476, 15180, 16845, 20214, 22460, 22770, 24706, 25829, 33690, 37059, 40428, 45540, 49412, 50535, 51658, 61765, 67380, 74118, 77487, 101070, 103316, 111177, 123530, 129145, 148236, 154974, 185295, 202140, 222354, 232461, 247060, 258290, 284119, 309948, 370590, 387435, 444708, 464922, 516580, 555885, 568238, 741180, 774870, 852357, 929844, 1111770, 1136476, 1162305, 1420595, 1549740, 1704714, 2223540, 2324610, 2557071, 2841190, 3409428, 4261785, 4649220, 5114142, 5682380, 8523570, 10228284, 12785355, 17047140, 25570710, 51141420]

約数ペア:

[(1, 51141420), (2, 25570710), (3, 17047140), (4, 12785355), (5, 10228284), (6, 8523570), (9, 5682380), (10, 5114142), (11, 4649220), (12, 4261785), (15, 3409428), (18, 2841190), (20, 2557071), (22, 2324610), (23, 2223540), (30, 1704714), (33, 1549740), (36, 1420595), (44, 1162305), (45, 1136476), (46, 1111770), (55, 929844), (60, 852357), (66, 774870), (69, 741180), (90, 568238), (92, 555885), (99, 516580), (110, 464922), (115, 444708), (132, 387435), (138, 370590), (165, 309948), (180, 284119), (198, 258290), (207, 247060), (220, 232461), (230, 222354), (253, 202140), (276, 185295), (330, 154974), (345, 148236), (396, 129145), (414, 123530), (460, 111177), (495, 103316), (506, 101070), (660, 77487), (690, 74118), (759, 67380), (828, 61765), (990, 51658), (1012, 50535), (1035, 49412), (1123, 45540), (1265, 40428), (1380, 37059), (1518, 33690), (1980, 25829), (2070, 24706), (2246, 22770), (2277, 22460), (2530, 20214), (3036, 16845), (3369, 15180), (3795, 13476), (4140, 12353), (4492, 11385), (4554, 11230), (5060, 10107), (5615, 9108), (6738, 7590)]