251551080

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{139}}^1\times {\mathrm{457}}^1$

素因数の和:624

約数の個数: 192

約数和(自身を含む): 900244800

約数和(自身を除く): 648693720

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 15, 18, 20, 22, 24, 30, 33, 36, 40, 44, 45, 55, 60, 66, 72, 88, 90, 99, 110, 120, 132, 139, 165, 180, 198, 220, 264, 278, 330, 360, 396, 417, 440, 457, 495, 556, 660, 695, 792, 834, 914, 990, 1112, 1251, 1320, 1371, 1390, 1529, 1668, 1828, 1980, 2085, 2285, 2502, 2742, 2780, 3058, 3336, 3656, 3960, 4113, 4170, 4570, 4587, 5004, 5027, 5484, 5560, 6116, 6255, 6855, 7645, 8226, 8340, 9140, 9174, 10008, 10054, 10968, 12232, 12510, 13710, 13761, 15081, 15290, 16452, 16680, 18280, 18348, 20108, 20565, 22935, 25020, 25135, 27420, 27522, 30162, 30580, 32904, 36696, 40216, 41130, 45243, 45870, 50040, 50270, 54840, 55044, 60324, 61160, 63523, 68805, 75405, 82260, 90486, 91740, 100540, 110088, 120648, 127046, 137610, 150810, 164520, 180972, 183480, 190569, 201080, 226215, 254092, 275220, 301620, 317615, 361944, 381138, 452430, 508184, 550440, 571707, 603240, 635230, 698753, 762276, 904860, 952845, 1143414, 1270460, 1397506, 1524552, 1809720, 1905690, 2096259, 2286828, 2540920, 2795012, 2858535, 3493765, 3811380, 4192518, 4573656, 5590024, 5717070, 6288777, 6987530, 7622760, 8385036, 10481295, 11434140, 12577554, 13975060, 16770072, 20962590, 22868280, 25155108, 27950120, 31443885, 41925180, 50310216, 62887770, 83850360, 125775540, 251551080]

約数ペア:

[(1, 251551080), (2, 125775540), (3, 83850360), (4, 62887770), (5, 50310216), (6, 41925180), (8, 31443885), (9, 27950120), (10, 25155108), (11, 22868280), (12, 20962590), (15, 16770072), (18, 13975060), (20, 12577554), (22, 11434140), (24, 10481295), (30, 8385036), (33, 7622760), (36, 6987530), (40, 6288777), (44, 5717070), (45, 5590024), (55, 4573656), (60, 4192518), (66, 3811380), (72, 3493765), (88, 2858535), (90, 2795012), (99, 2540920), (110, 2286828), (120, 2096259), (132, 1905690), (139, 1809720), (165, 1524552), (180, 1397506), (198, 1270460), (220, 1143414), (264, 952845), (278, 904860), (330, 762276), (360, 698753), (396, 635230), (417, 603240), (440, 571707), (457, 550440), (495, 508184), (556, 452430), (660, 381138), (695, 361944), (792, 317615), (834, 301620), (914, 275220), (990, 254092), (1112, 226215), (1251, 201080), (1320, 190569), (1371, 183480), (1390, 180972), (1529, 164520), (1668, 150810), (1828, 137610), (1980, 127046), (2085, 120648), (2285, 110088), (2502, 100540), (2742, 91740), (2780, 90486), (3058, 82260), (3336, 75405), (3656, 68805), (3960, 63523), (4113, 61160), (4170, 60324), (4570, 55044), (4587, 54840), (5004, 50270), (5027, 50040), (5484, 45870), (5560, 45243), (6116, 41130), (6255, 40216), (6855, 36696), (7645, 32904), (8226, 30580), (8340, 30162), (9140, 27522), (9174, 27420), (10008, 25135), (10054, 25020), (10968, 22935), (12232, 20565), (12510, 20108), (13710, 18348), (13761, 18280), (15081, 16680), (15290, 16452)]