84968940

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{28901}}^1$

素因数の和:28927

約数の個数: 72

約数和(自身を含む): 276765552

約数和(自身を除く): 191796612

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, 490, 588, 735, 980, 1470, 2940, 28901, 57802, 86703, 115604, 144505, 173406, 202307, 289010, 346812, 404614, 433515, 578020, 606921, 809228, 867030, 1011535, 1213842, 1416149, 1734060, 2023070, 2427684, 2832298, 3034605, 4046140, 4248447, 5664596, 6069210, 7080745, 8496894, 12138420, 14161490, 16993788, 21242235, 28322980, 42484470, 84968940]

約数ペア:

[(1, 84968940), (2, 42484470), (3, 28322980), (4, 21242235), (5, 16993788), (6, 14161490), (7, 12138420), (10, 8496894), (12, 7080745), (14, 6069210), (15, 5664596), (20, 4248447), (21, 4046140), (28, 3034605), (30, 2832298), (35, 2427684), (42, 2023070), (49, 1734060), (60, 1416149), (70, 1213842), (84, 1011535), (98, 867030), (105, 809228), (140, 606921), (147, 578020), (196, 433515), (210, 404614), (245, 346812), (294, 289010), (420, 202307), (490, 173406), (588, 144505), (735, 115604), (980, 86703), (1470, 57802), (2940, 28901)]