281392560

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{283}}^1\times {\mathrm{1381}}^1$

素因数の和:1683

約数の個数: 120

約数和(自身を含む): 949035984

約数和(自身を除く): 667643424

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 60, 72, 80, 90, 120, 144, 180, 240, 283, 360, 566, 720, 849, 1132, 1381, 1415, 1698, 2264, 2547, 2762, 2830, 3396, 4143, 4245, 4528, 5094, 5524, 5660, 6792, 6905, 8286, 8490, 10188, 11048, 11320, 12429, 12735, 13584, 13810, 16572, 16980, 20376, 20715, 22096, 22640, 24858, 25470, 27620, 33144, 33960, 40752, 41430, 49716, 50940, 55240, 62145, 66288, 67920, 82860, 99432, 101880, 110480, 124290, 165720, 198864, 203760, 248580, 331440, 390823, 497160, 781646, 994320, 1172469, 1563292, 1954115, 2344938, 3126584, 3517407, 3908230, 4689876, 5862345, 6253168, 7034814, 7816460, 9379752, 11724690, 14069628, 15632920, 17587035, 18759504, 23449380, 28139256, 31265840, 35174070, 46898760, 56278512, 70348140, 93797520, 140696280, 281392560]

約数ペア:

[(1, 281392560), (2, 140696280), (3, 93797520), (4, 70348140), (5, 56278512), (6, 46898760), (8, 35174070), (9, 31265840), (10, 28139256), (12, 23449380), (15, 18759504), (16, 17587035), (18, 15632920), (20, 14069628), (24, 11724690), (30, 9379752), (36, 7816460), (40, 7034814), (45, 6253168), (48, 5862345), (60, 4689876), (72, 3908230), (80, 3517407), (90, 3126584), (120, 2344938), (144, 1954115), (180, 1563292), (240, 1172469), (283, 994320), (360, 781646), (566, 497160), (720, 390823), (849, 331440), (1132, 248580), (1381, 203760), (1415, 198864), (1698, 165720), (2264, 124290), (2547, 110480), (2762, 101880), (2830, 99432), (3396, 82860), (4143, 67920), (4245, 66288), (4528, 62145), (5094, 55240), (5524, 50940), (5660, 49716), (6792, 41430), (6905, 40752), (8286, 33960), (8490, 33144), (10188, 27620), (11048, 25470), (11320, 24858), (12429, 22640), (12735, 22096), (13584, 20715), (13810, 20376), (16572, 16980)]