212131656

素因数分解:

$2^3\times 3^3\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{127}}^1$

素因数の和:209

約数の個数: 256

約数和(自身を含む): 700416000

約数和(自身を除く): 488284344

約数列:

[1, 2, 3, 4, 6, 8, 9, 11, 12, 18, 19, 22, 24, 27, 33, 36, 37, 38, 44, 54, 57, 66, 72, 74, 76, 88, 99, 108, 111, 114, 127, 132, 148, 152, 171, 198, 209, 216, 222, 228, 254, 264, 296, 297, 333, 342, 381, 396, 407, 418, 444, 456, 508, 513, 594, 627, 666, 684, 703, 762, 792, 814, 836, 888, 999, 1016, 1026, 1143, 1188, 1221, 1254, 1332, 1368, 1397, 1406, 1524, 1628, 1672, 1881, 1998, 2052, 2109, 2286, 2376, 2413, 2442, 2508, 2664, 2794, 2812, 3048, 3256, 3429, 3663, 3762, 3996, 4104, 4191, 4218, 4572, 4699, 4826, 4884, 5016, 5588, 5624, 5643, 6327, 6858, 7239, 7326, 7524, 7733, 7992, 8382, 8436, 9144, 9398, 9652, 9768, 10989, 11176, 11286, 12573, 12654, 13716, 14097, 14478, 14652, 15048, 15466, 16764, 16872, 18796, 18981, 19304, 21717, 21978, 22572, 23199, 25146, 25308, 26543, 27432, 28194, 28956, 29304, 30932, 33528, 37592, 37719, 37962, 42291, 43434, 43956, 45144, 46398, 50292, 50616, 51689, 53086, 56388, 57912, 61864, 65151, 69597, 75438, 75924, 79629, 84582, 86868, 87912, 89281, 92796, 100584, 103378, 106172, 112776, 126873, 130302, 139194, 150876, 151848, 155067, 159258, 169164, 173736, 178562, 185592, 206756, 208791, 212344, 238887, 253746, 260604, 267843, 278388, 301752, 310134, 318516, 338328, 357124, 413512, 417582, 465201, 477774, 507492, 521208, 535686, 556776, 620268, 637032, 714248, 716661, 803529, 835164, 930402, 955548, 982091, 1014984, 1071372, 1240536, 1395603, 1433322, 1607058, 1670328, 1860804, 1911096, 1964182, 2142744, 2410587, 2791206, 2866644, 2946273, 3214116, 3721608, 3928364, 4821174, 5582412, 5733288, 5892546, 6428232, 7856728, 8838819, 9642348, 11164824, 11785092, 17677638, 19284696, 23570184, 26516457, 35355276, 53032914, 70710552, 106065828, 212131656]

約数ペア:

[(1, 212131656), (2, 106065828), (3, 70710552), (4, 53032914), (6, 35355276), (8, 26516457), (9, 23570184), (11, 19284696), (12, 17677638), (18, 11785092), (19, 11164824), (22, 9642348), (24, 8838819), (27, 7856728), (33, 6428232), (36, 5892546), (37, 5733288), (38, 5582412), (44, 4821174), (54, 3928364), (57, 3721608), (66, 3214116), (72, 2946273), (74, 2866644), (76, 2791206), (88, 2410587), (99, 2142744), (108, 1964182), (111, 1911096), (114, 1860804), (127, 1670328), (132, 1607058), (148, 1433322), (152, 1395603), (171, 1240536), (198, 1071372), (209, 1014984), (216, 982091), (222, 955548), (228, 930402), (254, 835164), (264, 803529), (296, 716661), (297, 714248), (333, 637032), (342, 620268), (381, 556776), (396, 535686), (407, 521208), (418, 507492), (444, 477774), (456, 465201), (508, 417582), (513, 413512), (594, 357124), (627, 338328), (666, 318516), (684, 310134), (703, 301752), (762, 278388), (792, 267843), (814, 260604), (836, 253746), (888, 238887), (999, 212344), (1016, 208791), (1026, 206756), (1143, 185592), (1188, 178562), (1221, 173736), (1254, 169164), (1332, 159258), (1368, 155067), (1397, 151848), (1406, 150876), (1524, 139194), (1628, 130302), (1672, 126873), (1881, 112776), (1998, 106172), (2052, 103378), (2109, 100584), (2286, 92796), (2376, 89281), (2413, 87912), (2442, 86868), (2508, 84582), (2664, 79629), (2794, 75924), (2812, 75438), (3048, 69597), (3256, 65151), (3429, 61864), (3663, 57912), (3762, 56388), (3996, 53086), (4104, 51689), (4191, 50616), (4218, 50292), (4572, 46398), (4699, 45144), (4826, 43956), (4884, 43434), (5016, 42291), (5588, 37962), (5624, 37719), (5643, 37592), (6327, 33528), (6858, 30932), (7239, 29304), (7326, 28956), (7524, 28194), (7733, 27432), (7992, 26543), (8382, 25308), (8436, 25146), (9144, 23199), (9398, 22572), (9652, 21978), (9768, 21717), (10989, 19304), (11176, 18981), (11286, 18796), (12573, 16872), (12654, 16764), (13716, 15466), (14097, 15048), (14478, 14652)]