131891088

素因数分解:

$2^4\times 3^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{103}}^2$

素因数の和:261

約数の個数: 120

約数和(自身を含む): 403837248

約数和(自身を除く): 271946160

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 37, 42, 48, 56, 74, 84, 103, 111, 112, 148, 168, 206, 222, 259, 296, 309, 336, 412, 444, 518, 592, 618, 721, 777, 824, 888, 1036, 1236, 1442, 1554, 1648, 1776, 2072, 2163, 2472, 2884, 3108, 3811, 4144, 4326, 4944, 5768, 6216, 7622, 8652, 10609, 11433, 11536, 12432, 15244, 17304, 21218, 22866, 26677, 30488, 31827, 34608, 42436, 45732, 53354, 60976, 63654, 74263, 80031, 84872, 91464, 106708, 127308, 148526, 160062, 169744, 182928, 213416, 222789, 254616, 297052, 320124, 392533, 426832, 445578, 509232, 594104, 640248, 785066, 891156, 1177599, 1188208, 1280496, 1570132, 1782312, 2355198, 2747731, 3140264, 3564624, 4710396, 5495462, 6280528, 8243193, 9420792, 10990924, 16486386, 18841584, 21981848, 32972772, 43963696, 65945544, 131891088]

約数ペア:

[(1, 131891088), (2, 65945544), (3, 43963696), (4, 32972772), (6, 21981848), (7, 18841584), (8, 16486386), (12, 10990924), (14, 9420792), (16, 8243193), (21, 6280528), (24, 5495462), (28, 4710396), (37, 3564624), (42, 3140264), (48, 2747731), (56, 2355198), (74, 1782312), (84, 1570132), (103, 1280496), (111, 1188208), (112, 1177599), (148, 891156), (168, 785066), (206, 640248), (222, 594104), (259, 509232), (296, 445578), (309, 426832), (336, 392533), (412, 320124), (444, 297052), (518, 254616), (592, 222789), (618, 213416), (721, 182928), (777, 169744), (824, 160062), (888, 148526), (1036, 127308), (1236, 106708), (1442, 91464), (1554, 84872), (1648, 80031), (1776, 74263), (2072, 63654), (2163, 60976), (2472, 53354), (2884, 45732), (3108, 42436), (3811, 34608), (4144, 31827), (4326, 30488), (4944, 26677), (5768, 22866), (6216, 21218), (7622, 17304), (8652, 15244), (10609, 12432), (11433, 11536)]