2783201640

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{109}}^1\times {\mathrm{389}}^1\times {\mathrm{547}}^1$

素因数の和:1059

約数の個数: 128

約数和(自身を含む): 8463312000

約数和(自身を除く): 5680110360

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 109, 120, 218, 327, 389, 436, 545, 547, 654, 778, 872, 1090, 1094, 1167, 1308, 1556, 1635, 1641, 1945, 2180, 2188, 2334, 2616, 2735, 3112, 3270, 3282, 3890, 4360, 4376, 4668, 5470, 5835, 6540, 6564, 7780, 8205, 9336, 10940, 11670, 13080, 13128, 15560, 16410, 21880, 23340, 32820, 42401, 46680, 59623, 65640, 84802, 119246, 127203, 169604, 178869, 212005, 212783, 238492, 254406, 298115, 339208, 357738, 424010, 425566, 476984, 508812, 596230, 636015, 638349, 715476, 848020, 851132, 894345, 1017624, 1063915, 1192460, 1272030, 1276698, 1430952, 1696040, 1702264, 1788690, 2127830, 2384920, 2544060, 2553396, 3191745, 3577380, 4255660, 5088120, 5106792, 6383490, 7154760, 8511320, 12766980, 23193347, 25533960, 46386694, 69580041, 92773388, 115966735, 139160082, 185546776, 231933470, 278320164, 347900205, 463866940, 556640328, 695800410, 927733880, 1391600820, 2783201640]

約数ペア:

[(1, 2783201640), (2, 1391600820), (3, 927733880), (4, 695800410), (5, 556640328), (6, 463866940), (8, 347900205), (10, 278320164), (12, 231933470), (15, 185546776), (20, 139160082), (24, 115966735), (30, 92773388), (40, 69580041), (60, 46386694), (109, 25533960), (120, 23193347), (218, 12766980), (327, 8511320), (389, 7154760), (436, 6383490), (545, 5106792), (547, 5088120), (654, 4255660), (778, 3577380), (872, 3191745), (1090, 2553396), (1094, 2544060), (1167, 2384920), (1308, 2127830), (1556, 1788690), (1635, 1702264), (1641, 1696040), (1945, 1430952), (2180, 1276698), (2188, 1272030), (2334, 1192460), (2616, 1063915), (2735, 1017624), (3112, 894345), (3270, 851132), (3282, 848020), (3890, 715476), (4360, 638349), (4376, 636015), (4668, 596230), (5470, 508812), (5835, 476984), (6540, 425566), (6564, 424010), (7780, 357738), (8205, 339208), (9336, 298115), (10940, 254406), (11670, 238492), (13080, 212783), (13128, 212005), (15560, 178869), (16410, 169604), (21880, 127203), (23340, 119246), (32820, 84802), (42401, 65640), (46680, 59623)]