164108840

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{101}}^1\times {\mathrm{829}}^1$

素因数の和:955

約数の個数: 96

約数和(自身を含む): 434305800

約数和(自身を除く): 270196960

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 49, 56, 70, 98, 101, 140, 196, 202, 245, 280, 392, 404, 490, 505, 707, 808, 829, 980, 1010, 1414, 1658, 1960, 2020, 2828, 3316, 3535, 4040, 4145, 4949, 5656, 5803, 6632, 7070, 8290, 9898, 11606, 14140, 16580, 19796, 23212, 24745, 28280, 29015, 33160, 39592, 40621, 46424, 49490, 58030, 81242, 83729, 98980, 116060, 162484, 167458, 197960, 203105, 232120, 324968, 334916, 406210, 418645, 586103, 669832, 812420, 837290, 1172206, 1624840, 1674580, 2344412, 2930515, 3349160, 4102721, 4688824, 5861030, 8205442, 11722060, 16410884, 20513605, 23444120, 32821768, 41027210, 82054420, 164108840]

約数ペア:

[(1, 164108840), (2, 82054420), (4, 41027210), (5, 32821768), (7, 23444120), (8, 20513605), (10, 16410884), (14, 11722060), (20, 8205442), (28, 5861030), (35, 4688824), (40, 4102721), (49, 3349160), (56, 2930515), (70, 2344412), (98, 1674580), (101, 1624840), (140, 1172206), (196, 837290), (202, 812420), (245, 669832), (280, 586103), (392, 418645), (404, 406210), (490, 334916), (505, 324968), (707, 232120), (808, 203105), (829, 197960), (980, 167458), (1010, 162484), (1414, 116060), (1658, 98980), (1960, 83729), (2020, 81242), (2828, 58030), (3316, 49490), (3535, 46424), (4040, 40621), (4145, 39592), (4949, 33160), (5656, 29015), (5803, 28280), (6632, 24745), (7070, 23212), (8290, 19796), (9898, 16580), (11606, 14140)]