161018508

素因数分解:

$2^2\times 3^1\times 7^2\times {\mathrm{251}}^1\times {\mathrm{1091}}^1$

素因数の和:1363

約数の個数: 72

約数和(自身を含む): 439193664

約数和(自身を除く): 278175156

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 49, 84, 98, 147, 196, 251, 294, 502, 588, 753, 1004, 1091, 1506, 1757, 2182, 3012, 3273, 3514, 4364, 5271, 6546, 7028, 7637, 10542, 12299, 13092, 15274, 21084, 22911, 24598, 30548, 36897, 45822, 49196, 53459, 73794, 91644, 106918, 147588, 160377, 213836, 273841, 320754, 547682, 641508, 821523, 1095364, 1643046, 1916887, 3286092, 3833774, 5750661, 7667548, 11501322, 13418209, 23002644, 26836418, 40254627, 53672836, 80509254, 161018508]

約数ペア:

[(1, 161018508), (2, 80509254), (3, 53672836), (4, 40254627), (6, 26836418), (7, 23002644), (12, 13418209), (14, 11501322), (21, 7667548), (28, 5750661), (42, 3833774), (49, 3286092), (84, 1916887), (98, 1643046), (147, 1095364), (196, 821523), (251, 641508), (294, 547682), (502, 320754), (588, 273841), (753, 213836), (1004, 160377), (1091, 147588), (1506, 106918), (1757, 91644), (2182, 73794), (3012, 53459), (3273, 49196), (3514, 45822), (4364, 36897), (5271, 30548), (6546, 24598), (7028, 22911), (7637, 21084), (10542, 15274), (12299, 13092)]