1441228720

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{25847}}^1$

素因数の和:25918

約数の個数: 80

約数和(自身を含む): 3634642368

約数和(自身を除く): 2193413648

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 34, 40, 41, 68, 80, 82, 85, 136, 164, 170, 205, 272, 328, 340, 410, 656, 680, 697, 820, 1360, 1394, 1640, 2788, 3280, 3485, 5576, 6970, 11152, 13940, 25847, 27880, 51694, 55760, 103388, 129235, 206776, 258470, 413552, 439399, 516940, 878798, 1033880, 1059727, 1757596, 2067760, 2119454, 2196995, 3515192, 4238908, 4393990, 5298635, 7030384, 8477816, 8787980, 10597270, 16955632, 17575960, 18015359, 21194540, 35151920, 36030718, 42389080, 72061436, 84778160, 90076795, 144122872, 180153590, 288245744, 360307180, 720614360, 1441228720]

約数ペア:

[(1, 1441228720), (2, 720614360), (4, 360307180), (5, 288245744), (8, 180153590), (10, 144122872), (16, 90076795), (17, 84778160), (20, 72061436), (34, 42389080), (40, 36030718), (41, 35151920), (68, 21194540), (80, 18015359), (82, 17575960), (85, 16955632), (136, 10597270), (164, 8787980), (170, 8477816), (205, 7030384), (272, 5298635), (328, 4393990), (340, 4238908), (410, 3515192), (656, 2196995), (680, 2119454), (697, 2067760), (820, 1757596), (1360, 1059727), (1394, 1033880), (1640, 878798), (2788, 516940), (3280, 439399), (3485, 413552), (5576, 258470), (6970, 206776), (11152, 129235), (13940, 103388), (25847, 55760), (27880, 51694)]