1258689480

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{59}}^1\times {\mathrm{139}}^1\times {\mathrm{1279}}^1$

素因数の和:1491

約数の個数: 128

約数和(自身を含む): 3870720000

約数和(自身を除く): 2612030520

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 59, 60, 118, 120, 139, 177, 236, 278, 295, 354, 417, 472, 556, 590, 695, 708, 834, 885, 1112, 1180, 1279, 1390, 1416, 1668, 1770, 2085, 2360, 2558, 2780, 3336, 3540, 3837, 4170, 5116, 5560, 6395, 7080, 7674, 8201, 8340, 10232, 12790, 15348, 16402, 16680, 19185, 24603, 25580, 30696, 32804, 38370, 41005, 49206, 51160, 65608, 75461, 76740, 82010, 98412, 123015, 150922, 153480, 164020, 177781, 196824, 226383, 246030, 301844, 328040, 355562, 377305, 452766, 492060, 533343, 603688, 711124, 754610, 888905, 905532, 984120, 1066686, 1131915, 1422248, 1509220, 1777810, 1811064, 2133372, 2263830, 2666715, 3018440, 3555620, 4266744, 4527660, 5333430, 7111240, 9055320, 10489079, 10666860, 20978158, 21333720, 31467237, 41956316, 52445395, 62934474, 83912632, 104890790, 125868948, 157336185, 209781580, 251737896, 314672370, 419563160, 629344740, 1258689480]

約数ペア:

[(1, 1258689480), (2, 629344740), (3, 419563160), (4, 314672370), (5, 251737896), (6, 209781580), (8, 157336185), (10, 125868948), (12, 104890790), (15, 83912632), (20, 62934474), (24, 52445395), (30, 41956316), (40, 31467237), (59, 21333720), (60, 20978158), (118, 10666860), (120, 10489079), (139, 9055320), (177, 7111240), (236, 5333430), (278, 4527660), (295, 4266744), (354, 3555620), (417, 3018440), (472, 2666715), (556, 2263830), (590, 2133372), (695, 1811064), (708, 1777810), (834, 1509220), (885, 1422248), (1112, 1131915), (1180, 1066686), (1279, 984120), (1390, 905532), (1416, 888905), (1668, 754610), (1770, 711124), (2085, 603688), (2360, 533343), (2558, 492060), (2780, 452766), (3336, 377305), (3540, 355562), (3837, 328040), (4170, 301844), (5116, 246030), (5560, 226383), (6395, 196824), (7080, 177781), (7674, 164020), (8201, 153480), (8340, 150922), (10232, 123015), (12790, 98412), (15348, 82010), (16402, 76740), (16680, 75461), (19185, 65608), (24603, 51160), (25580, 49206), (30696, 41005), (32804, 38370)]