216959220

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{263}}^1\times {\mathrm{4583}}^1$

素因数の和:4861

約数の個数: 72

約数和(自身を含む): 660756096

約数和(自身を除く): 443796876

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 263, 526, 789, 1052, 1315, 1578, 2367, 2630, 3156, 3945, 4583, 4734, 5260, 7890, 9166, 9468, 11835, 13749, 15780, 18332, 22915, 23670, 27498, 41247, 45830, 47340, 54996, 68745, 82494, 91660, 137490, 164988, 206235, 274980, 412470, 824940, 1205329, 2410658, 3615987, 4821316, 6026645, 7231974, 10847961, 12053290, 14463948, 18079935, 21695922, 24106580, 36159870, 43391844, 54239805, 72319740, 108479610, 216959220]

約数ペア:

[(1, 216959220), (2, 108479610), (3, 72319740), (4, 54239805), (5, 43391844), (6, 36159870), (9, 24106580), (10, 21695922), (12, 18079935), (15, 14463948), (18, 12053290), (20, 10847961), (30, 7231974), (36, 6026645), (45, 4821316), (60, 3615987), (90, 2410658), (180, 1205329), (263, 824940), (526, 412470), (789, 274980), (1052, 206235), (1315, 164988), (1578, 137490), (2367, 91660), (2630, 82494), (3156, 68745), (3945, 54996), (4583, 47340), (4734, 45830), (5260, 41247), (7890, 27498), (9166, 23670), (9468, 22915), (11835, 18332), (13749, 15780)]