20812120896

素因数分解:

$2^6\times 3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{229}}^1\times {\mathrm{3559}}^1$

素因数の和:3829

約数の個数: 224

約数和(自身を含む): 66552064000

約数和(自身を除く): 45739943104

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 19, 21, 24, 28, 32, 38, 42, 48, 56, 57, 64, 76, 84, 96, 112, 114, 133, 152, 168, 192, 224, 228, 229, 266, 304, 336, 399, 448, 456, 458, 532, 608, 672, 687, 798, 912, 916, 1064, 1216, 1344, 1374, 1596, 1603, 1824, 1832, 2128, 2748, 3192, 3206, 3559, 3648, 3664, 4256, 4351, 4809, 5496, 6384, 6412, 7118, 7328, 8512, 8702, 9618, 10677, 10992, 12768, 12824, 13053, 14236, 14656, 17404, 19236, 21354, 21984, 24913, 25536, 25648, 26106, 28472, 30457, 34808, 38472, 42708, 43968, 49826, 51296, 52212, 56944, 60914, 67621, 69616, 74739, 76944, 85416, 91371, 99652, 102592, 104424, 113888, 121828, 135242, 139232, 149478, 153888, 170832, 182742, 199304, 202863, 208848, 227776, 243656, 270484, 278464, 298956, 307776, 341664, 365484, 398608, 405726, 417696, 473347, 487312, 540968, 597912, 683328, 730968, 797216, 811452, 815011, 835392, 946694, 974624, 1081936, 1195824, 1420041, 1461936, 1594432, 1622904, 1630022, 1893388, 1949248, 2163872, 2391648, 2445033, 2840082, 2923872, 3245808, 3260044, 3786776, 4327744, 4783296, 4890066, 5680164, 5705077, 5847744, 6491616, 6520088, 7573552, 9780132, 11360328, 11410154, 12983232, 13040176, 15147104, 15485209, 17115231, 19560264, 22720656, 22820308, 26080352, 30294208, 30970418, 34230462, 39120528, 45441312, 45640616, 46455627, 52160704, 61940836, 68460924, 78241056, 90882624, 91281232, 92911254, 108396463, 123881672, 136921848, 156482112, 182562464, 185822508, 216792926, 247763344, 273843696, 325189389, 365124928, 371645016, 433585852, 495526688, 547687392, 650378778, 743290032, 867171704, 991053376, 1095374784, 1300757556, 1486580064, 1734343408, 2601515112, 2973160128, 3468686816, 5203030224, 6937373632, 10406060448, 20812120896]

約数ペア:

[(1, 20812120896), (2, 10406060448), (3, 6937373632), (4, 5203030224), (6, 3468686816), (7, 2973160128), (8, 2601515112), (12, 1734343408), (14, 1486580064), (16, 1300757556), (19, 1095374784), (21, 991053376), (24, 867171704), (28, 743290032), (32, 650378778), (38, 547687392), (42, 495526688), (48, 433585852), (56, 371645016), (57, 365124928), (64, 325189389), (76, 273843696), (84, 247763344), (96, 216792926), (112, 185822508), (114, 182562464), (133, 156482112), (152, 136921848), (168, 123881672), (192, 108396463), (224, 92911254), (228, 91281232), (229, 90882624), (266, 78241056), (304, 68460924), (336, 61940836), (399, 52160704), (448, 46455627), (456, 45640616), (458, 45441312), (532, 39120528), (608, 34230462), (672, 30970418), (687, 30294208), (798, 26080352), (912, 22820308), (916, 22720656), (1064, 19560264), (1216, 17115231), (1344, 15485209), (1374, 15147104), (1596, 13040176), (1603, 12983232), (1824, 11410154), (1832, 11360328), (2128, 9780132), (2748, 7573552), (3192, 6520088), (3206, 6491616), (3559, 5847744), (3648, 5705077), (3664, 5680164), (4256, 4890066), (4351, 4783296), (4809, 4327744), (5496, 3786776), (6384, 3260044), (6412, 3245808), (7118, 2923872), (7328, 2840082), (8512, 2445033), (8702, 2391648), (9618, 2163872), (10677, 1949248), (10992, 1893388), (12768, 1630022), (12824, 1622904), (13053, 1594432), (14236, 1461936), (14656, 1420041), (17404, 1195824), (19236, 1081936), (21354, 974624), (21984, 946694), (24913, 835392), (25536, 815011), (25648, 811452), (26106, 797216), (28472, 730968), (30457, 683328), (34808, 597912), (38472, 540968), (42708, 487312), (43968, 473347), (49826, 417696), (51296, 405726), (52212, 398608), (56944, 365484), (60914, 341664), (67621, 307776), (69616, 298956), (74739, 278464), (76944, 270484), (85416, 243656), (91371, 227776), (99652, 208848), (102592, 202863), (104424, 199304), (113888, 182742), (121828, 170832), (135242, 153888), (139232, 149478)]