2756880

素因数分解:

$2^4\times 3^2\times 5^1\times 7^1\times {\mathrm{547}}^1$

素因数の和:573

約数の個数: 120

約数和(自身を含む): 10600512

約数和(自身を除く): 7843632

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 35, 36, 40, 42, 45, 48, 56, 60, 63, 70, 72, 80, 84, 90, 105, 112, 120, 126, 140, 144, 168, 180, 210, 240, 252, 280, 315, 336, 360, 420, 504, 547, 560, 630, 720, 840, 1008, 1094, 1260, 1641, 1680, 2188, 2520, 2735, 3282, 3829, 4376, 4923, 5040, 5470, 6564, 7658, 8205, 8752, 9846, 10940, 11487, 13128, 15316, 16410, 19145, 19692, 21880, 22974, 24615, 26256, 30632, 32820, 34461, 38290, 39384, 43760, 45948, 49230, 57435, 61264, 65640, 68922, 76580, 78768, 91896, 98460, 114870, 131280, 137844, 153160, 172305, 183792, 196920, 229740, 275688, 306320, 344610, 393840, 459480, 551376, 689220, 918960, 1378440, 2756880]

約数ペア:

[(1, 2756880), (2, 1378440), (3, 918960), (4, 689220), (5, 551376), (6, 459480), (7, 393840), (8, 344610), (9, 306320), (10, 275688), (12, 229740), (14, 196920), (15, 183792), (16, 172305), (18, 153160), (20, 137844), (21, 131280), (24, 114870), (28, 98460), (30, 91896), (35, 78768), (36, 76580), (40, 68922), (42, 65640), (45, 61264), (48, 57435), (56, 49230), (60, 45948), (63, 43760), (70, 39384), (72, 38290), (80, 34461), (84, 32820), (90, 30632), (105, 26256), (112, 24615), (120, 22974), (126, 21880), (140, 19692), (144, 19145), (168, 16410), (180, 15316), (210, 13128), (240, 11487), (252, 10940), (280, 9846), (315, 8752), (336, 8205), (360, 7658), (420, 6564), (504, 5470), (547, 5040), (560, 4923), (630, 4376), (720, 3829), (840, 3282), (1008, 2735), (1094, 2520), (1260, 2188), (1641, 1680)]