256666608

素因数分解:

$2^4\times 3^2\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{5227}}^1$

素因数の和:5283

約数の個数: 120

約数和(自身を含む): 809043456

約数和(自身を除く): 552376848

約数列:

[1, 2, 3, 4, 6, 8, 9, 11, 12, 16, 18, 22, 24, 31, 33, 36, 44, 48, 62, 66, 72, 88, 93, 99, 124, 132, 144, 176, 186, 198, 248, 264, 279, 341, 372, 396, 496, 528, 558, 682, 744, 792, 1023, 1116, 1364, 1488, 1584, 2046, 2232, 2728, 3069, 4092, 4464, 5227, 5456, 6138, 8184, 10454, 12276, 15681, 16368, 20908, 24552, 31362, 41816, 47043, 49104, 57497, 62724, 83632, 94086, 114994, 125448, 162037, 172491, 188172, 229988, 250896, 324074, 344982, 376344, 459976, 486111, 517473, 648148, 689964, 752688, 919952, 972222, 1034946, 1296296, 1379928, 1458333, 1782407, 1944444, 2069892, 2592592, 2759856, 2916666, 3564814, 3888888, 4139784, 5347221, 5833332, 7129628, 7777776, 8279568, 10694442, 11666664, 14259256, 16041663, 21388884, 23333328, 28518512, 32083326, 42777768, 64166652, 85555536, 128333304, 256666608]

約数ペア:

[(1, 256666608), (2, 128333304), (3, 85555536), (4, 64166652), (6, 42777768), (8, 32083326), (9, 28518512), (11, 23333328), (12, 21388884), (16, 16041663), (18, 14259256), (22, 11666664), (24, 10694442), (31, 8279568), (33, 7777776), (36, 7129628), (44, 5833332), (48, 5347221), (62, 4139784), (66, 3888888), (72, 3564814), (88, 2916666), (93, 2759856), (99, 2592592), (124, 2069892), (132, 1944444), (144, 1782407), (176, 1458333), (186, 1379928), (198, 1296296), (248, 1034946), (264, 972222), (279, 919952), (341, 752688), (372, 689964), (396, 648148), (496, 517473), (528, 486111), (558, 459976), (682, 376344), (744, 344982), (792, 324074), (1023, 250896), (1116, 229988), (1364, 188172), (1488, 172491), (1584, 162037), (2046, 125448), (2232, 114994), (2728, 94086), (3069, 83632), (4092, 62724), (4464, 57497), (5227, 49104), (5456, 47043), (6138, 41816), (8184, 31362), (10454, 24552), (12276, 20908), (15681, 16368)]