15671687290

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{71}}^1\times {\mathrm{227}}^1\times {\mathrm{479}}^1$

素因数の和:820

約数の個数: 128

約数和(自身を含む): 34040217600

約数和(自身を除く): 18368530310

約数列:

[1, 2, 5, 7, 10, 14, 29, 35, 58, 70, 71, 142, 145, 203, 227, 290, 355, 406, 454, 479, 497, 710, 958, 994, 1015, 1135, 1589, 2030, 2059, 2270, 2395, 2485, 3178, 3353, 4118, 4790, 4970, 6583, 6706, 7945, 10295, 13166, 13891, 14413, 15890, 16117, 16765, 20590, 27782, 28826, 32234, 32915, 33530, 34009, 46081, 65830, 68018, 69455, 72065, 80585, 92162, 97237, 108733, 112819, 138910, 144130, 161170, 170045, 194474, 217466, 225638, 230405, 238063, 340090, 460810, 467393, 476126, 486185, 543665, 564095, 761131, 934786, 972370, 986261, 1087330, 1128190, 1190315, 1522262, 1972522, 2336965, 2380630, 3153257, 3271751, 3805655, 4673930, 4931305, 6306514, 6543502, 6903827, 7611310, 7720043, 9862610, 13807654, 15440086, 15766285, 16358755, 22072799, 31532570, 32717510, 34519135, 38600215, 44145598, 54040301, 69038270, 77200430, 108080602, 110363995, 220727990, 223881247, 270201505, 447762494, 540403010, 1119406235, 1567168729, 2238812470, 3134337458, 7835843645, 15671687290]

約数ペア:

[(1, 15671687290), (2, 7835843645), (5, 3134337458), (7, 2238812470), (10, 1567168729), (14, 1119406235), (29, 540403010), (35, 447762494), (58, 270201505), (70, 223881247), (71, 220727990), (142, 110363995), (145, 108080602), (203, 77200430), (227, 69038270), (290, 54040301), (355, 44145598), (406, 38600215), (454, 34519135), (479, 32717510), (497, 31532570), (710, 22072799), (958, 16358755), (994, 15766285), (1015, 15440086), (1135, 13807654), (1589, 9862610), (2030, 7720043), (2059, 7611310), (2270, 6903827), (2395, 6543502), (2485, 6306514), (3178, 4931305), (3353, 4673930), (4118, 3805655), (4790, 3271751), (4970, 3153257), (6583, 2380630), (6706, 2336965), (7945, 1972522), (10295, 1522262), (13166, 1190315), (13891, 1128190), (14413, 1087330), (15890, 986261), (16117, 972370), (16765, 934786), (20590, 761131), (27782, 564095), (28826, 543665), (32234, 486185), (32915, 476126), (33530, 467393), (34009, 460810), (46081, 340090), (65830, 238063), (68018, 230405), (69455, 225638), (72065, 217466), (80585, 194474), (92162, 170045), (97237, 161170), (108733, 144130), (112819, 138910)]