154871080

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{157}}^1\times {\mathrm{271}}^1$

素因数の和:459

約数の個数: 128

約数和(自身を含む): 433198080

約数和(自身を除く): 278327000

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 20, 26, 28, 35, 40, 52, 56, 65, 70, 91, 104, 130, 140, 157, 182, 260, 271, 280, 314, 364, 455, 520, 542, 628, 728, 785, 910, 1084, 1099, 1256, 1355, 1570, 1820, 1897, 2041, 2168, 2198, 2710, 3140, 3523, 3640, 3794, 4082, 4396, 5420, 5495, 6280, 7046, 7588, 8164, 8792, 9485, 10205, 10840, 10990, 14092, 14287, 15176, 16328, 17615, 18970, 20410, 21980, 24661, 28184, 28574, 35230, 37940, 40820, 42547, 43960, 49322, 57148, 70460, 71435, 75880, 81640, 85094, 98644, 114296, 123305, 140920, 142870, 170188, 197288, 212735, 246610, 285740, 297829, 340376, 425470, 493220, 553111, 571480, 595658, 850940, 986440, 1106222, 1191316, 1489145, 1701880, 2212444, 2382632, 2765555, 2978290, 3871777, 4424888, 5531110, 5956580, 7743554, 11062220, 11913160, 15487108, 19358885, 22124440, 30974216, 38717770, 77435540, 154871080]

約数ペア:

[(1, 154871080), (2, 77435540), (4, 38717770), (5, 30974216), (7, 22124440), (8, 19358885), (10, 15487108), (13, 11913160), (14, 11062220), (20, 7743554), (26, 5956580), (28, 5531110), (35, 4424888), (40, 3871777), (52, 2978290), (56, 2765555), (65, 2382632), (70, 2212444), (91, 1701880), (104, 1489145), (130, 1191316), (140, 1106222), (157, 986440), (182, 850940), (260, 595658), (271, 571480), (280, 553111), (314, 493220), (364, 425470), (455, 340376), (520, 297829), (542, 285740), (628, 246610), (728, 212735), (785, 197288), (910, 170188), (1084, 142870), (1099, 140920), (1256, 123305), (1355, 114296), (1570, 98644), (1820, 85094), (1897, 81640), (2041, 75880), (2168, 71435), (2198, 70460), (2710, 57148), (3140, 49322), (3523, 43960), (3640, 42547), (3794, 40820), (4082, 37940), (4396, 35230), (5420, 28574), (5495, 28184), (6280, 24661), (7046, 21980), (7588, 20410), (8164, 18970), (8792, 17615), (9485, 16328), (10205, 15176), (10840, 14287), (10990, 14092)]