201424720

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{79}}^1\times {\mathrm{157}}^1$

素因数の和:285

約数の個数: 160

約数和(自身を含む): 564249600

約数和(自身を除く): 362824880

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 29, 35, 40, 56, 58, 70, 79, 80, 112, 116, 140, 145, 157, 158, 203, 232, 280, 290, 314, 316, 395, 406, 464, 553, 560, 580, 628, 632, 785, 790, 812, 1015, 1099, 1106, 1160, 1256, 1264, 1570, 1580, 1624, 2030, 2198, 2212, 2291, 2320, 2512, 2765, 3140, 3160, 3248, 4060, 4396, 4424, 4553, 4582, 5495, 5530, 6280, 6320, 8120, 8792, 8848, 9106, 9164, 10990, 11060, 11455, 12403, 12560, 16037, 16240, 17584, 18212, 18328, 21980, 22120, 22765, 22910, 24806, 31871, 32074, 36424, 36656, 43960, 44240, 45530, 45820, 49612, 62015, 63742, 64148, 72848, 80185, 86821, 87920, 91060, 91640, 99224, 124030, 127484, 128296, 159355, 160370, 173642, 182120, 183280, 198448, 248060, 254968, 256592, 318710, 320740, 347284, 359687, 364240, 434105, 496120, 509936, 637420, 641480, 694568, 719374, 868210, 992240, 1274840, 1282960, 1389136, 1438748, 1736420, 1798435, 2517809, 2549680, 2877496, 3472840, 3596870, 5035618, 5754992, 6945680, 7193740, 10071236, 12589045, 14387480, 20142472, 25178090, 28774960, 40284944, 50356180, 100712360, 201424720]

約数ペア:

[(1, 201424720), (2, 100712360), (4, 50356180), (5, 40284944), (7, 28774960), (8, 25178090), (10, 20142472), (14, 14387480), (16, 12589045), (20, 10071236), (28, 7193740), (29, 6945680), (35, 5754992), (40, 5035618), (56, 3596870), (58, 3472840), (70, 2877496), (79, 2549680), (80, 2517809), (112, 1798435), (116, 1736420), (140, 1438748), (145, 1389136), (157, 1282960), (158, 1274840), (203, 992240), (232, 868210), (280, 719374), (290, 694568), (314, 641480), (316, 637420), (395, 509936), (406, 496120), (464, 434105), (553, 364240), (560, 359687), (580, 347284), (628, 320740), (632, 318710), (785, 256592), (790, 254968), (812, 248060), (1015, 198448), (1099, 183280), (1106, 182120), (1160, 173642), (1256, 160370), (1264, 159355), (1570, 128296), (1580, 127484), (1624, 124030), (2030, 99224), (2198, 91640), (2212, 91060), (2291, 87920), (2320, 86821), (2512, 80185), (2765, 72848), (3140, 64148), (3160, 63742), (3248, 62015), (4060, 49612), (4396, 45820), (4424, 45530), (4553, 44240), (4582, 43960), (5495, 36656), (5530, 36424), (6280, 32074), (6320, 31871), (8120, 24806), (8792, 22910), (8848, 22765), (9106, 22120), (9164, 21980), (10990, 18328), (11060, 18212), (11455, 17584), (12403, 16240), (12560, 16037)]