872559660

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{449}}^1\times {\mathrm{661}}^1$

素因数の和:1136

約数の個数: 144

約数和(自身を含む): 2852690400

約数和(自身を除く): 1980130740

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 49, 60, 70, 84, 98, 105, 140, 147, 196, 210, 245, 294, 420, 449, 490, 588, 661, 735, 898, 980, 1322, 1347, 1470, 1796, 1983, 2245, 2644, 2694, 2940, 3143, 3305, 3966, 4490, 4627, 5388, 6286, 6610, 6735, 7932, 8980, 9254, 9429, 9915, 12572, 13220, 13470, 13881, 15715, 18508, 18858, 19830, 22001, 23135, 26940, 27762, 31430, 32389, 37716, 39660, 44002, 46270, 47145, 55524, 62860, 64778, 66003, 69405, 88004, 92540, 94290, 97167, 110005, 129556, 132006, 138810, 161945, 188580, 194334, 220010, 264012, 277620, 296789, 323890, 330015, 388668, 440020, 485835, 593578, 647780, 660030, 890367, 971670, 1187156, 1320060, 1483945, 1780734, 1943340, 2077523, 2967890, 3561468, 4155046, 4451835, 5935780, 6232569, 8310092, 8903670, 10387615, 12465138, 14542661, 17807340, 20775230, 24930276, 29085322, 31162845, 41550460, 43627983, 58170644, 62325690, 72713305, 87255966, 124651380, 145426610, 174511932, 218139915, 290853220, 436279830, 872559660]

約数ペア:

[(1, 872559660), (2, 436279830), (3, 290853220), (4, 218139915), (5, 174511932), (6, 145426610), (7, 124651380), (10, 87255966), (12, 72713305), (14, 62325690), (15, 58170644), (20, 43627983), (21, 41550460), (28, 31162845), (30, 29085322), (35, 24930276), (42, 20775230), (49, 17807340), (60, 14542661), (70, 12465138), (84, 10387615), (98, 8903670), (105, 8310092), (140, 6232569), (147, 5935780), (196, 4451835), (210, 4155046), (245, 3561468), (294, 2967890), (420, 2077523), (449, 1943340), (490, 1780734), (588, 1483945), (661, 1320060), (735, 1187156), (898, 971670), (980, 890367), (1322, 660030), (1347, 647780), (1470, 593578), (1796, 485835), (1983, 440020), (2245, 388668), (2644, 330015), (2694, 323890), (2940, 296789), (3143, 277620), (3305, 264012), (3966, 220010), (4490, 194334), (4627, 188580), (5388, 161945), (6286, 138810), (6610, 132006), (6735, 129556), (7932, 110005), (8980, 97167), (9254, 94290), (9429, 92540), (9915, 88004), (12572, 69405), (13220, 66003), (13470, 64778), (13881, 62860), (15715, 55524), (18508, 47145), (18858, 46270), (19830, 44002), (22001, 39660), (23135, 37716), (26940, 32389), (27762, 31430)]