138315240

素因数分解:

$2^3\times 3^2\times 5^1\times 7^2\times {\mathrm{7841}}^1$

素因数の和:7872

約数の個数: 144

約数和(自身を含む): 522982980

約数和(自身を除く): 384667740

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 28, 30, 35, 36, 40, 42, 45, 49, 56, 60, 63, 70, 72, 84, 90, 98, 105, 120, 126, 140, 147, 168, 180, 196, 210, 245, 252, 280, 294, 315, 360, 392, 420, 441, 490, 504, 588, 630, 735, 840, 882, 980, 1176, 1260, 1470, 1764, 1960, 2205, 2520, 2940, 3528, 4410, 5880, 7841, 8820, 15682, 17640, 23523, 31364, 39205, 47046, 54887, 62728, 70569, 78410, 94092, 109774, 117615, 141138, 156820, 164661, 188184, 219548, 235230, 274435, 282276, 313640, 329322, 352845, 384209, 439096, 470460, 493983, 548870, 564552, 658644, 705690, 768418, 823305, 940920, 987966, 1097740, 1152627, 1317288, 1411380, 1536836, 1646610, 1921045, 1975932, 2195480, 2305254, 2469915, 2822760, 3073672, 3293220, 3457881, 3842090, 3951864, 4610508, 4939830, 5763135, 6586440, 6915762, 7684180, 9221016, 9879660, 11526270, 13831524, 15368360, 17289405, 19759320, 23052540, 27663048, 34578810, 46105080, 69157620, 138315240]

約数ペア:

[(1, 138315240), (2, 69157620), (3, 46105080), (4, 34578810), (5, 27663048), (6, 23052540), (7, 19759320), (8, 17289405), (9, 15368360), (10, 13831524), (12, 11526270), (14, 9879660), (15, 9221016), (18, 7684180), (20, 6915762), (21, 6586440), (24, 5763135), (28, 4939830), (30, 4610508), (35, 3951864), (36, 3842090), (40, 3457881), (42, 3293220), (45, 3073672), (49, 2822760), (56, 2469915), (60, 2305254), (63, 2195480), (70, 1975932), (72, 1921045), (84, 1646610), (90, 1536836), (98, 1411380), (105, 1317288), (120, 1152627), (126, 1097740), (140, 987966), (147, 940920), (168, 823305), (180, 768418), (196, 705690), (210, 658644), (245, 564552), (252, 548870), (280, 493983), (294, 470460), (315, 439096), (360, 384209), (392, 352845), (420, 329322), (441, 313640), (490, 282276), (504, 274435), (588, 235230), (630, 219548), (735, 188184), (840, 164661), (882, 156820), (980, 141138), (1176, 117615), (1260, 109774), (1470, 94092), (1764, 78410), (1960, 70569), (2205, 62728), (2520, 54887), (2940, 47046), (3528, 39205), (4410, 31364), (5880, 23523), (7841, 17640), (8820, 15682)]