138848810

素因数分解:

$2^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{47}}^1\times {\mathrm{61}}^1\times {\mathrm{167}}^1$

素因数の和:311

約数の個数: 64

約数和(自身を含む): 269982720

約数和(自身を除く): 131133910

約数列:

[1, 2, 5, 10, 29, 47, 58, 61, 94, 122, 145, 167, 235, 290, 305, 334, 470, 610, 835, 1363, 1670, 1769, 2726, 2867, 3538, 4843, 5734, 6815, 7849, 8845, 9686, 10187, 13630, 14335, 15698, 17690, 20374, 24215, 28670, 39245, 48430, 50935, 78490, 83143, 101870, 166286, 227621, 295423, 415715, 455242, 478789, 590846, 831430, 957578, 1138105, 1477115, 2276210, 2393945, 2954230, 4787890, 13884881, 27769762, 69424405, 138848810]

約数ペア:

[(1, 138848810), (2, 69424405), (5, 27769762), (10, 13884881), (29, 4787890), (47, 2954230), (58, 2393945), (61, 2276210), (94, 1477115), (122, 1138105), (145, 957578), (167, 831430), (235, 590846), (290, 478789), (305, 455242), (334, 415715), (470, 295423), (610, 227621), (835, 166286), (1363, 101870), (1670, 83143), (1769, 78490), (2726, 50935), (2867, 48430), (3538, 39245), (4843, 28670), (5734, 24215), (6815, 20374), (7849, 17690), (8845, 15698), (9686, 14335), (10187, 13630)]