2421177920

素因数分解:

$2^6\times 5^1\times 7^1\times {\mathrm{41}}^2\times {\mathrm{643}}^1$

素因数の和:749

約数の個数: 168

約数和(自身を含む): 6764194752

約数和(自身を除く): 4343016832

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 41, 56, 64, 70, 80, 82, 112, 140, 160, 164, 205, 224, 280, 287, 320, 328, 410, 448, 560, 574, 643, 656, 820, 1120, 1148, 1286, 1312, 1435, 1640, 1681, 2240, 2296, 2572, 2624, 2870, 3215, 3280, 3362, 4501, 4592, 5144, 5740, 6430, 6560, 6724, 8405, 9002, 9184, 10288, 11480, 11767, 12860, 13120, 13448, 16810, 18004, 18368, 20576, 22505, 22960, 23534, 25720, 26363, 26896, 33620, 36008, 41152, 45010, 45920, 47068, 51440, 52726, 53792, 58835, 67240, 72016, 90020, 91840, 94136, 102880, 105452, 107584, 117670, 131815, 134480, 144032, 180040, 184541, 188272, 205760, 210904, 235340, 263630, 268960, 288064, 360080, 369082, 376544, 421808, 470680, 527260, 537920, 720160, 738164, 753088, 843616, 922705, 941360, 1054520, 1080883, 1440320, 1476328, 1687232, 1845410, 1882720, 2109040, 2161766, 2952656, 3690820, 3765440, 4218080, 4323532, 5404415, 5905312, 7381640, 7566181, 8436160, 8647064, 10808830, 11810624, 14763280, 15132362, 17294128, 21617660, 29526560, 30264724, 34588256, 37830905, 43235320, 59053120, 60529448, 69176512, 75661810, 86470640, 121058896, 151323620, 172941280, 242117792, 302647240, 345882560, 484235584, 605294480, 1210588960, 2421177920]

約数ペア:

[(1, 2421177920), (2, 1210588960), (4, 605294480), (5, 484235584), (7, 345882560), (8, 302647240), (10, 242117792), (14, 172941280), (16, 151323620), (20, 121058896), (28, 86470640), (32, 75661810), (35, 69176512), (40, 60529448), (41, 59053120), (56, 43235320), (64, 37830905), (70, 34588256), (80, 30264724), (82, 29526560), (112, 21617660), (140, 17294128), (160, 15132362), (164, 14763280), (205, 11810624), (224, 10808830), (280, 8647064), (287, 8436160), (320, 7566181), (328, 7381640), (410, 5905312), (448, 5404415), (560, 4323532), (574, 4218080), (643, 3765440), (656, 3690820), (820, 2952656), (1120, 2161766), (1148, 2109040), (1286, 1882720), (1312, 1845410), (1435, 1687232), (1640, 1476328), (1681, 1440320), (2240, 1080883), (2296, 1054520), (2572, 941360), (2624, 922705), (2870, 843616), (3215, 753088), (3280, 738164), (3362, 720160), (4501, 537920), (4592, 527260), (5144, 470680), (5740, 421808), (6430, 376544), (6560, 369082), (6724, 360080), (8405, 288064), (9002, 268960), (9184, 263630), (10288, 235340), (11480, 210904), (11767, 205760), (12860, 188272), (13120, 184541), (13448, 180040), (16810, 144032), (18004, 134480), (18368, 131815), (20576, 117670), (22505, 107584), (22960, 105452), (23534, 102880), (25720, 94136), (26363, 91840), (26896, 90020), (33620, 72016), (36008, 67240), (41152, 58835), (45010, 53792), (45920, 52726), (47068, 51440)]