54645780

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{18587}}^1$

素因数の和:18613

約数の個数: 72

約数和(自身を含む): 177998688

約数和(自身を除く): 123352908

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, 18587, 37174, 55761, 74348, 92935, 111522, 130109, 185870, 223044, 260218, 278805, 371740, 390327, 520436, 557610, 650545, 780654, 910763, 1115220, 1301090, 1561308, 1821526, 1951635, 2602180, 2732289, 3643052, 3903270, 4553815, 5464578, 7806540, 9107630, 10929156, 13661445, 18215260, 27322890, 54645780]

約数ペア:

[(1, 54645780), (2, 27322890), (3, 18215260), (4, 13661445), (5, 10929156), (6, 9107630), (7, 7806540), (10, 5464578), (12, 4553815), (14, 3903270), (15, 3643052), (20, 2732289), (21, 2602180), (28, 1951635), (30, 1821526), (35, 1561308), (42, 1301090), (49, 1115220), (60, 910763), (70, 780654), (84, 650545), (98, 557610), (105, 520436), (140, 390327), (147, 371740), (196, 278805), (210, 260218), (245, 223044), (294, 185870), (420, 130109), (490, 111522), (588, 92935), (735, 74348), (980, 55761), (1470, 37174), (2940, 18587)]