251145404640

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{13415887}}^1$

素因数の和:13415921

約数の個数: 144

約数和(自身を含む): 922959430848

約数和(自身を除く): 671814026208

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 16, 18, 20, 24, 26, 30, 32, 36, 39, 40, 45, 48, 52, 60, 65, 72, 78, 80, 90, 96, 104, 117, 120, 130, 144, 156, 160, 180, 195, 208, 234, 240, 260, 288, 312, 360, 390, 416, 468, 480, 520, 585, 624, 720, 780, 936, 1040, 1170, 1248, 1440, 1560, 1872, 2080, 2340, 3120, 3744, 4680, 6240, 9360, 18720, 13415887, 26831774, 40247661, 53663548, 67079435, 80495322, 107327096, 120742983, 134158870, 160990644, 174406531, 201238305, 214654192, 241485966, 268317740, 321981288, 348813062, 402476610, 429308384, 482971932, 523219593, 536635480, 603714915, 643962576, 697626124, 804953220, 872032655, 965943864, 1046439186, 1073270960, 1207429830, 1287925152, 1395252248, 1569658779, 1609906440, 1744065310, 1931887728, 2092878372, 2146541920, 2414859660, 2616097965, 2790504496, 3139317558, 3219812880, 3488130620, 3863775456, 4185756744, 4829719320, 5232195930, 5581008992, 6278635116, 6439625760, 6976261240, 7848293895, 8371513488, 9659438640, 10464391860, 12557270232, 13952522480, 15696587790, 16743026976, 19318877280, 20928783720, 25114540464, 27905044960, 31393175580, 41857567440, 50229080928, 62786351160, 83715134880, 125572702320, 251145404640]

約数ペア:

[(1, 251145404640), (2, 125572702320), (3, 83715134880), (4, 62786351160), (5, 50229080928), (6, 41857567440), (8, 31393175580), (9, 27905044960), (10, 25114540464), (12, 20928783720), (13, 19318877280), (15, 16743026976), (16, 15696587790), (18, 13952522480), (20, 12557270232), (24, 10464391860), (26, 9659438640), (30, 8371513488), (32, 7848293895), (36, 6976261240), (39, 6439625760), (40, 6278635116), (45, 5581008992), (48, 5232195930), (52, 4829719320), (60, 4185756744), (65, 3863775456), (72, 3488130620), (78, 3219812880), (80, 3139317558), (90, 2790504496), (96, 2616097965), (104, 2414859660), (117, 2146541920), (120, 2092878372), (130, 1931887728), (144, 1744065310), (156, 1609906440), (160, 1569658779), (180, 1395252248), (195, 1287925152), (208, 1207429830), (234, 1073270960), (240, 1046439186), (260, 965943864), (288, 872032655), (312, 804953220), (360, 697626124), (390, 643962576), (416, 603714915), (468, 536635480), (480, 523219593), (520, 482971932), (585, 429308384), (624, 402476610), (720, 348813062), (780, 321981288), (936, 268317740), (1040, 241485966), (1170, 214654192), (1248, 201238305), (1440, 174406531), (1560, 160990644), (1872, 134158870), (2080, 120742983), (2340, 107327096), (3120, 80495322), (3744, 67079435), (4680, 53663548), (6240, 40247661), (9360, 26831774), (18720, 13415887)]