20214024960

素因数分解:

$2^8\times 3^1\times 5^1\times {\mathrm{139}}^1\times {\mathrm{37871}}^1$

素因数の和:38034

約数の個数: 144

約数和(自身を含む): 65024709120

約数和(自身を除く): 44810684160

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 96, 120, 128, 139, 160, 192, 240, 256, 278, 320, 384, 417, 480, 556, 640, 695, 768, 834, 960, 1112, 1280, 1390, 1668, 1920, 2085, 2224, 2780, 3336, 3840, 4170, 4448, 5560, 6672, 8340, 8896, 11120, 13344, 16680, 17792, 22240, 26688, 33360, 35584, 37871, 44480, 53376, 66720, 75742, 88960, 106752, 113613, 133440, 151484, 177920, 189355, 227226, 266880, 302968, 378710, 454452, 533760, 568065, 605936, 757420, 908904, 1136130, 1211872, 1514840, 1817808, 2272260, 2423744, 3029680, 3635616, 4544520, 4847488, 5264069, 6059360, 7271232, 9089040, 9694976, 10528138, 12118720, 14542464, 15792207, 18178080, 21056276, 24237440, 26320345, 29084928, 31584414, 36356160, 42112552, 48474880, 52640690, 63168828, 72712320, 78961035, 84225104, 105281380, 126337656, 145424640, 157922070, 168450208, 210562760, 252675312, 315844140, 336900416, 421125520, 505350624, 631688280, 673800832, 842251040, 1010701248, 1263376560, 1347601664, 1684502080, 2021402496, 2526753120, 3369004160, 4042804992, 5053506240, 6738008320, 10107012480, 20214024960]

約数ペア:

[(1, 20214024960), (2, 10107012480), (3, 6738008320), (4, 5053506240), (5, 4042804992), (6, 3369004160), (8, 2526753120), (10, 2021402496), (12, 1684502080), (15, 1347601664), (16, 1263376560), (20, 1010701248), (24, 842251040), (30, 673800832), (32, 631688280), (40, 505350624), (48, 421125520), (60, 336900416), (64, 315844140), (80, 252675312), (96, 210562760), (120, 168450208), (128, 157922070), (139, 145424640), (160, 126337656), (192, 105281380), (240, 84225104), (256, 78961035), (278, 72712320), (320, 63168828), (384, 52640690), (417, 48474880), (480, 42112552), (556, 36356160), (640, 31584414), (695, 29084928), (768, 26320345), (834, 24237440), (960, 21056276), (1112, 18178080), (1280, 15792207), (1390, 14542464), (1668, 12118720), (1920, 10528138), (2085, 9694976), (2224, 9089040), (2780, 7271232), (3336, 6059360), (3840, 5264069), (4170, 4847488), (4448, 4544520), (5560, 3635616), (6672, 3029680), (8340, 2423744), (8896, 2272260), (11120, 1817808), (13344, 1514840), (16680, 1211872), (17792, 1136130), (22240, 908904), (26688, 757420), (33360, 605936), (35584, 568065), (37871, 533760), (44480, 454452), (53376, 378710), (66720, 302968), (75742, 266880), (88960, 227226), (106752, 189355), (113613, 177920), (133440, 151484)]