420484896

素因数分解:

$2^5\times 3^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{257}}^1$

素因数の和:328

約数の個数: 288

約数和(自身を含む): 1419949440

約数和(自身を除く): 999464544

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 16, 18, 19, 23, 24, 26, 32, 36, 38, 39, 46, 48, 52, 57, 69, 72, 76, 78, 92, 96, 104, 114, 117, 138, 144, 152, 156, 171, 184, 207, 208, 228, 234, 247, 257, 276, 288, 299, 304, 312, 342, 368, 414, 416, 437, 456, 468, 494, 514, 552, 598, 608, 624, 684, 736, 741, 771, 828, 874, 897, 912, 936, 988, 1028, 1104, 1196, 1248, 1311, 1368, 1482, 1542, 1656, 1748, 1794, 1824, 1872, 1976, 2056, 2208, 2223, 2313, 2392, 2622, 2691, 2736, 2964, 3084, 3312, 3341, 3496, 3588, 3744, 3933, 3952, 4112, 4446, 4626, 4784, 4883, 5244, 5382, 5472, 5681, 5911, 5928, 6168, 6624, 6682, 6992, 7176, 7866, 7904, 8224, 8892, 9252, 9568, 9766, 10023, 10488, 10764, 11362, 11822, 11856, 12336, 13364, 13984, 14352, 14649, 15732, 17043, 17733, 17784, 18504, 19532, 20046, 20976, 21528, 22724, 23644, 23712, 24672, 26728, 28704, 29298, 30069, 31464, 34086, 35466, 35568, 37008, 39064, 40092, 41952, 43056, 43947, 45448, 47288, 51129, 53199, 53456, 58596, 60138, 62928, 63479, 68172, 70932, 71136, 74016, 76843, 78128, 80184, 86112, 87894, 90896, 94576, 102258, 106398, 106912, 112309, 117192, 120276, 125856, 126958, 136344, 141864, 153686, 156256, 160368, 175788, 181792, 189152, 190437, 204516, 212796, 224618, 230529, 234384, 240552, 253916, 272688, 283728, 307372, 320736, 336927, 351576, 380874, 409032, 425592, 449236, 461058, 468768, 481104, 507832, 545376, 567456, 571311, 614744, 673854, 691587, 703152, 761748, 818064, 851184, 898472, 922116, 962208, 1010781, 1015664, 1142622, 1229488, 1347708, 1383174, 1406304, 1460017, 1523496, 1636128, 1702368, 1796944, 1844232, 2021562, 2031328, 2285244, 2458976, 2695416, 2766348, 2920034, 3046992, 3593888, 3688464, 4043124, 4380051, 4570488, 5390832, 5532696, 5840068, 6093984, 7376928, 8086248, 8760102, 9140976, 10781664, 11065392, 11680136, 13140153, 16172496, 17520204, 18281952, 22130784, 23360272, 26280306, 32344992, 35040408, 46720544, 52560612, 70080816, 105121224, 140161632, 210242448, 420484896]

約数ペア:

[(1, 420484896), (2, 210242448), (3, 140161632), (4, 105121224), (6, 70080816), (8, 52560612), (9, 46720544), (12, 35040408), (13, 32344992), (16, 26280306), (18, 23360272), (19, 22130784), (23, 18281952), (24, 17520204), (26, 16172496), (32, 13140153), (36, 11680136), (38, 11065392), (39, 10781664), (46, 9140976), (48, 8760102), (52, 8086248), (57, 7376928), (69, 6093984), (72, 5840068), (76, 5532696), (78, 5390832), (92, 4570488), (96, 4380051), (104, 4043124), (114, 3688464), (117, 3593888), (138, 3046992), (144, 2920034), (152, 2766348), (156, 2695416), (171, 2458976), (184, 2285244), (207, 2031328), (208, 2021562), (228, 1844232), (234, 1796944), (247, 1702368), (257, 1636128), (276, 1523496), (288, 1460017), (299, 1406304), (304, 1383174), (312, 1347708), (342, 1229488), (368, 1142622), (414, 1015664), (416, 1010781), (437, 962208), (456, 922116), (468, 898472), (494, 851184), (514, 818064), (552, 761748), (598, 703152), (608, 691587), (624, 673854), (684, 614744), (736, 571311), (741, 567456), (771, 545376), (828, 507832), (874, 481104), (897, 468768), (912, 461058), (936, 449236), (988, 425592), (1028, 409032), (1104, 380874), (1196, 351576), (1248, 336927), (1311, 320736), (1368, 307372), (1482, 283728), (1542, 272688), (1656, 253916), (1748, 240552), (1794, 234384), (1824, 230529), (1872, 224618), (1976, 212796), (2056, 204516), (2208, 190437), (2223, 189152), (2313, 181792), (2392, 175788), (2622, 160368), (2691, 156256), (2736, 153686), (2964, 141864), (3084, 136344), (3312, 126958), (3341, 125856), (3496, 120276), (3588, 117192), (3744, 112309), (3933, 106912), (3952, 106398), (4112, 102258), (4446, 94576), (4626, 90896), (4784, 87894), (4883, 86112), (5244, 80184), (5382, 78128), (5472, 76843), (5681, 74016), (5911, 71136), (5928, 70932), (6168, 68172), (6624, 63479), (6682, 62928), (6992, 60138), (7176, 58596), (7866, 53456), (7904, 53199), (8224, 51129), (8892, 47288), (9252, 45448), (9568, 43947), (9766, 43056), (10023, 41952), (10488, 40092), (10764, 39064), (11362, 37008), (11822, 35568), (11856, 35466), (12336, 34086), (13364, 31464), (13984, 30069), (14352, 29298), (14649, 28704), (15732, 26728), (17043, 24672), (17733, 23712), (17784, 23644), (18504, 22724), (19532, 21528), (20046, 20976)]