638812944

素因数分解:

$2^4\times 3^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{3389}}^1$

素因数の和:3438

約数の個数: 240

約数和(自身を含む): 2360741760

約数和(自身を除く): 1721928816

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 11, 12, 14, 16, 17, 18, 21, 22, 24, 28, 33, 34, 36, 42, 44, 48, 51, 56, 63, 66, 68, 72, 77, 84, 88, 99, 102, 112, 119, 126, 132, 136, 144, 153, 154, 168, 176, 187, 198, 204, 231, 238, 252, 264, 272, 306, 308, 336, 357, 374, 396, 408, 462, 476, 504, 528, 561, 612, 616, 693, 714, 748, 792, 816, 924, 952, 1008, 1071, 1122, 1224, 1232, 1309, 1386, 1428, 1496, 1584, 1683, 1848, 1904, 2142, 2244, 2448, 2618, 2772, 2856, 2992, 3366, 3389, 3696, 3927, 4284, 4488, 5236, 5544, 5712, 6732, 6778, 7854, 8568, 8976, 10167, 10472, 11088, 11781, 13464, 13556, 15708, 17136, 20334, 20944, 23562, 23723, 26928, 27112, 30501, 31416, 37279, 40668, 47124, 47446, 54224, 57613, 61002, 62832, 71169, 74558, 81336, 94248, 94892, 111837, 115226, 122004, 142338, 149116, 162672, 172839, 188496, 189784, 213507, 223674, 230452, 244008, 260953, 284676, 298232, 335511, 345678, 379568, 403291, 427014, 447348, 460904, 488016, 518517, 521906, 569352, 596464, 633743, 671022, 691356, 782859, 806582, 854028, 894696, 921808, 1037034, 1043812, 1138704, 1209873, 1267486, 1342044, 1382712, 1565718, 1613164, 1708056, 1789392, 1901229, 2074068, 2087624, 2348577, 2419746, 2534972, 2684088, 2765424, 3131436, 3226328, 3416112, 3629619, 3802458, 4148136, 4175248, 4436201, 4697154, 4839492, 5069944, 5368176, 5703687, 6262872, 6452656, 7259238, 7604916, 8296272, 8872402, 9394308, 9678984, 10139888, 11407374, 12525744, 13308603, 14518476, 15209832, 17744804, 18788616, 19357968, 22814748, 26617206, 29036952, 30419664, 35489608, 37577232, 39925809, 45629496, 53234412, 58073904, 70979216, 79851618, 91258992, 106468824, 159703236, 212937648, 319406472, 638812944]

約数ペア:

[(1, 638812944), (2, 319406472), (3, 212937648), (4, 159703236), (6, 106468824), (7, 91258992), (8, 79851618), (9, 70979216), (11, 58073904), (12, 53234412), (14, 45629496), (16, 39925809), (17, 37577232), (18, 35489608), (21, 30419664), (22, 29036952), (24, 26617206), (28, 22814748), (33, 19357968), (34, 18788616), (36, 17744804), (42, 15209832), (44, 14518476), (48, 13308603), (51, 12525744), (56, 11407374), (63, 10139888), (66, 9678984), (68, 9394308), (72, 8872402), (77, 8296272), (84, 7604916), (88, 7259238), (99, 6452656), (102, 6262872), (112, 5703687), (119, 5368176), (126, 5069944), (132, 4839492), (136, 4697154), (144, 4436201), (153, 4175248), (154, 4148136), (168, 3802458), (176, 3629619), (187, 3416112), (198, 3226328), (204, 3131436), (231, 2765424), (238, 2684088), (252, 2534972), (264, 2419746), (272, 2348577), (306, 2087624), (308, 2074068), (336, 1901229), (357, 1789392), (374, 1708056), (396, 1613164), (408, 1565718), (462, 1382712), (476, 1342044), (504, 1267486), (528, 1209873), (561, 1138704), (612, 1043812), (616, 1037034), (693, 921808), (714, 894696), (748, 854028), (792, 806582), (816, 782859), (924, 691356), (952, 671022), (1008, 633743), (1071, 596464), (1122, 569352), (1224, 521906), (1232, 518517), (1309, 488016), (1386, 460904), (1428, 447348), (1496, 427014), (1584, 403291), (1683, 379568), (1848, 345678), (1904, 335511), (2142, 298232), (2244, 284676), (2448, 260953), (2618, 244008), (2772, 230452), (2856, 223674), (2992, 213507), (3366, 189784), (3389, 188496), (3696, 172839), (3927, 162672), (4284, 149116), (4488, 142338), (5236, 122004), (5544, 115226), (5712, 111837), (6732, 94892), (6778, 94248), (7854, 81336), (8568, 74558), (8976, 71169), (10167, 62832), (10472, 61002), (11088, 57613), (11781, 54224), (13464, 47446), (13556, 47124), (15708, 40668), (17136, 37279), (20334, 31416), (20944, 30501), (23562, 27112), (23723, 26928)]