51022020

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{59}}^1\times {\mathrm{71}}^1$

素因数の和:178

約数の個数: 192

約数和(自身を含む): 174182400

約数和(自身を除く): 123160380

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 29, 30, 35, 42, 58, 59, 60, 70, 71, 84, 87, 105, 116, 118, 140, 142, 145, 174, 177, 203, 210, 213, 236, 284, 290, 295, 348, 354, 355, 406, 413, 420, 426, 435, 497, 580, 590, 609, 708, 710, 812, 826, 852, 870, 885, 994, 1015, 1065, 1180, 1218, 1239, 1420, 1491, 1652, 1711, 1740, 1770, 1988, 2030, 2059, 2065, 2130, 2436, 2478, 2485, 2982, 3045, 3422, 3540, 4060, 4118, 4130, 4189, 4260, 4956, 4970, 5133, 5964, 6090, 6177, 6195, 6844, 7455, 8236, 8260, 8378, 8555, 9940, 10266, 10295, 11977, 12180, 12354, 12390, 12567, 14413, 14910, 16756, 17110, 20532, 20590, 20945, 23954, 24708, 24780, 25134, 25665, 28826, 29323, 29820, 30885, 34220, 35931, 41180, 41890, 43239, 47908, 50268, 51330, 57652, 58646, 59885, 61770, 62835, 71862, 72065, 83780, 86478, 87969, 102660, 117292, 119770, 121481, 123540, 125670, 143724, 144130, 146615, 172956, 175938, 179655, 216195, 239540, 242962, 251340, 288260, 293230, 351876, 359310, 364443, 432390, 439845, 485924, 586460, 607405, 718620, 728886, 850367, 864780, 879690, 1214810, 1457772, 1700734, 1759380, 1822215, 2429620, 2551101, 3401468, 3644430, 4251835, 5102202, 7288860, 8503670, 10204404, 12755505, 17007340, 25511010, 51022020]

約数ペア:

[(1, 51022020), (2, 25511010), (3, 17007340), (4, 12755505), (5, 10204404), (6, 8503670), (7, 7288860), (10, 5102202), (12, 4251835), (14, 3644430), (15, 3401468), (20, 2551101), (21, 2429620), (28, 1822215), (29, 1759380), (30, 1700734), (35, 1457772), (42, 1214810), (58, 879690), (59, 864780), (60, 850367), (70, 728886), (71, 718620), (84, 607405), (87, 586460), (105, 485924), (116, 439845), (118, 432390), (140, 364443), (142, 359310), (145, 351876), (174, 293230), (177, 288260), (203, 251340), (210, 242962), (213, 239540), (236, 216195), (284, 179655), (290, 175938), (295, 172956), (348, 146615), (354, 144130), (355, 143724), (406, 125670), (413, 123540), (420, 121481), (426, 119770), (435, 117292), (497, 102660), (580, 87969), (590, 86478), (609, 83780), (708, 72065), (710, 71862), (812, 62835), (826, 61770), (852, 59885), (870, 58646), (885, 57652), (994, 51330), (1015, 50268), (1065, 47908), (1180, 43239), (1218, 41890), (1239, 41180), (1420, 35931), (1491, 34220), (1652, 30885), (1711, 29820), (1740, 29323), (1770, 28826), (1988, 25665), (2030, 25134), (2059, 24780), (2065, 24708), (2130, 23954), (2436, 20945), (2478, 20590), (2485, 20532), (2982, 17110), (3045, 16756), (3422, 14910), (3540, 14413), (4060, 12567), (4118, 12390), (4130, 12354), (4189, 12180), (4260, 11977), (4956, 10295), (4970, 10266), (5133, 9940), (5964, 8555), (6090, 8378), (6177, 8260), (6195, 8236), (6844, 7455)]