256469052

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{179}}^1\times {\mathrm{461}}^1$

素因数の和:691

約数の個数: 96

約数和(自身を含む): 707857920

約数和(自身を除く): 451388868

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 37, 42, 74, 84, 111, 148, 179, 222, 259, 358, 444, 461, 518, 537, 716, 777, 922, 1036, 1074, 1253, 1383, 1554, 1844, 2148, 2506, 2766, 3108, 3227, 3759, 5012, 5532, 6454, 6623, 7518, 9681, 12908, 13246, 15036, 17057, 19362, 19869, 26492, 34114, 38724, 39738, 46361, 51171, 68228, 79476, 82519, 92722, 102342, 119399, 139083, 165038, 185444, 204684, 238798, 247557, 278166, 330076, 358197, 477596, 495114, 556332, 577633, 716394, 990228, 1155266, 1432788, 1732899, 2310532, 3053203, 3465798, 6106406, 6931596, 9159609, 12212812, 18319218, 21372421, 36638436, 42744842, 64117263, 85489684, 128234526, 256469052]

約数ペア:

[(1, 256469052), (2, 128234526), (3, 85489684), (4, 64117263), (6, 42744842), (7, 36638436), (12, 21372421), (14, 18319218), (21, 12212812), (28, 9159609), (37, 6931596), (42, 6106406), (74, 3465798), (84, 3053203), (111, 2310532), (148, 1732899), (179, 1432788), (222, 1155266), (259, 990228), (358, 716394), (444, 577633), (461, 556332), (518, 495114), (537, 477596), (716, 358197), (777, 330076), (922, 278166), (1036, 247557), (1074, 238798), (1253, 204684), (1383, 185444), (1554, 165038), (1844, 139083), (2148, 119399), (2506, 102342), (2766, 92722), (3108, 82519), (3227, 79476), (3759, 68228), (5012, 51171), (5532, 46361), (6454, 39738), (6623, 38724), (7518, 34114), (9681, 26492), (12908, 19869), (13246, 19362), (15036, 17057)]