256648392

素因数分解:

$2^3\times 3^3\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{1187}}^1$

素因数の和:1233

約数の個数: 256

約数和(自身を含む): 958003200

約数和(自身を除く): 701354808

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 11, 12, 13, 14, 18, 21, 22, 24, 26, 27, 28, 33, 36, 39, 42, 44, 52, 54, 56, 63, 66, 72, 77, 78, 84, 88, 91, 99, 104, 108, 117, 126, 132, 143, 154, 156, 168, 182, 189, 198, 216, 231, 234, 252, 264, 273, 286, 297, 308, 312, 351, 364, 378, 396, 429, 462, 468, 504, 546, 572, 594, 616, 693, 702, 728, 756, 792, 819, 858, 924, 936, 1001, 1092, 1144, 1187, 1188, 1287, 1386, 1404, 1512, 1638, 1716, 1848, 2002, 2079, 2184, 2374, 2376, 2457, 2574, 2772, 2808, 3003, 3276, 3432, 3561, 3861, 4004, 4158, 4748, 4914, 5148, 5544, 6006, 6552, 7122, 7722, 8008, 8309, 8316, 9009, 9496, 9828, 10296, 10683, 12012, 13057, 14244, 15431, 15444, 16618, 16632, 18018, 19656, 21366, 24024, 24927, 26114, 27027, 28488, 30862, 30888, 32049, 33236, 36036, 39171, 42732, 46293, 49854, 52228, 54054, 61724, 64098, 66472, 72072, 74781, 78342, 85464, 91399, 92586, 99708, 104456, 108017, 108108, 117513, 123448, 128196, 138879, 149562, 156684, 169741, 182798, 185172, 199416, 216034, 216216, 224343, 235026, 256392, 274197, 277758, 299124, 313368, 324051, 339482, 352539, 365596, 370344, 416637, 432068, 448686, 470052, 509223, 548394, 555516, 598248, 648102, 678964, 705078, 731192, 822591, 833274, 864136, 897372, 940104, 972153, 1018446, 1096788, 1111032, 1188187, 1296204, 1357928, 1410156, 1527669, 1645182, 1666548, 1794744, 1944306, 2036892, 2193576, 2376374, 2467773, 2592408, 2820312, 2916459, 3055338, 3290364, 3333096, 3564561, 3888612, 4073784, 4583007, 4752748, 4935546, 5832918, 6110676, 6580728, 7129122, 7777224, 9166014, 9505496, 9871092, 10693683, 11665836, 12221352, 14258244, 18332028, 19742184, 21387366, 23331672, 28516488, 32081049, 36664056, 42774732, 64162098, 85549464, 128324196, 256648392]

約数ペア:

[(1, 256648392), (2, 128324196), (3, 85549464), (4, 64162098), (6, 42774732), (7, 36664056), (8, 32081049), (9, 28516488), (11, 23331672), (12, 21387366), (13, 19742184), (14, 18332028), (18, 14258244), (21, 12221352), (22, 11665836), (24, 10693683), (26, 9871092), (27, 9505496), (28, 9166014), (33, 7777224), (36, 7129122), (39, 6580728), (42, 6110676), (44, 5832918), (52, 4935546), (54, 4752748), (56, 4583007), (63, 4073784), (66, 3888612), (72, 3564561), (77, 3333096), (78, 3290364), (84, 3055338), (88, 2916459), (91, 2820312), (99, 2592408), (104, 2467773), (108, 2376374), (117, 2193576), (126, 2036892), (132, 1944306), (143, 1794744), (154, 1666548), (156, 1645182), (168, 1527669), (182, 1410156), (189, 1357928), (198, 1296204), (216, 1188187), (231, 1111032), (234, 1096788), (252, 1018446), (264, 972153), (273, 940104), (286, 897372), (297, 864136), (308, 833274), (312, 822591), (351, 731192), (364, 705078), (378, 678964), (396, 648102), (429, 598248), (462, 555516), (468, 548394), (504, 509223), (546, 470052), (572, 448686), (594, 432068), (616, 416637), (693, 370344), (702, 365596), (728, 352539), (756, 339482), (792, 324051), (819, 313368), (858, 299124), (924, 277758), (936, 274197), (1001, 256392), (1092, 235026), (1144, 224343), (1187, 216216), (1188, 216034), (1287, 199416), (1386, 185172), (1404, 182798), (1512, 169741), (1638, 156684), (1716, 149562), (1848, 138879), (2002, 128196), (2079, 123448), (2184, 117513), (2374, 108108), (2376, 108017), (2457, 104456), (2574, 99708), (2772, 92586), (2808, 91399), (3003, 85464), (3276, 78342), (3432, 74781), (3561, 72072), (3861, 66472), (4004, 64098), (4158, 61724), (4748, 54054), (4914, 52228), (5148, 49854), (5544, 46293), (6006, 42732), (6552, 39171), (7122, 36036), (7722, 33236), (8008, 32049), (8309, 30888), (8316, 30862), (9009, 28488), (9496, 27027), (9828, 26114), (10296, 24927), (10683, 24024), (12012, 21366), (13057, 19656), (14244, 18018), (15431, 16632), (15444, 16618)]