240652256

素因数分解:

$2^5\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{18661}}^1$

素因数の和:18715

約数の個数: 48

約数和(自身を含む): 526716288

約数和(自身を除く): 286064032

約数列:

[1, 2, 4, 8, 13, 16, 26, 31, 32, 52, 62, 104, 124, 208, 248, 403, 416, 496, 806, 992, 1612, 3224, 6448, 12896, 18661, 37322, 74644, 149288, 242593, 298576, 485186, 578491, 597152, 970372, 1156982, 1940744, 2313964, 3881488, 4627928, 7520383, 7762976, 9255856, 15040766, 18511712, 30081532, 60163064, 120326128, 240652256]

約数ペア:

[(1, 240652256), (2, 120326128), (4, 60163064), (8, 30081532), (13, 18511712), (16, 15040766), (26, 9255856), (31, 7762976), (32, 7520383), (52, 4627928), (62, 3881488), (104, 2313964), (124, 1940744), (208, 1156982), (248, 970372), (403, 597152), (416, 578491), (496, 485186), (806, 298576), (992, 242593), (1612, 149288), (3224, 74644), (6448, 37322), (12896, 18661)]