398536320

素因数分解:

$2^7\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{2281}}^1$

素因数の和:2323

約数の個数: 256

約数和(自身を含む): 1564174080

約数和(自身を除く): 1165637760

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 13, 14, 15, 16, 20, 21, 24, 26, 28, 30, 32, 35, 39, 40, 42, 48, 52, 56, 60, 64, 65, 70, 78, 80, 84, 91, 96, 104, 105, 112, 120, 128, 130, 140, 156, 160, 168, 182, 192, 195, 208, 210, 224, 240, 260, 273, 280, 312, 320, 336, 364, 384, 390, 416, 420, 448, 455, 480, 520, 546, 560, 624, 640, 672, 728, 780, 832, 840, 896, 910, 960, 1040, 1092, 1120, 1248, 1344, 1365, 1456, 1560, 1664, 1680, 1820, 1920, 2080, 2184, 2240, 2281, 2496, 2688, 2730, 2912, 3120, 3360, 3640, 4160, 4368, 4480, 4562, 4992, 5460, 5824, 6240, 6720, 6843, 7280, 8320, 8736, 9124, 10920, 11405, 11648, 12480, 13440, 13686, 14560, 15967, 17472, 18248, 21840, 22810, 24960, 27372, 29120, 29653, 31934, 34215, 34944, 36496, 43680, 45620, 47901, 54744, 58240, 59306, 63868, 68430, 72992, 79835, 87360, 88959, 91240, 95802, 109488, 118612, 127736, 136860, 145984, 148265, 159670, 174720, 177918, 182480, 191604, 207571, 218976, 237224, 239505, 255472, 273720, 291968, 296530, 319340, 355836, 364960, 383208, 415142, 437952, 444795, 474448, 479010, 510944, 547440, 593060, 622713, 638680, 711672, 729920, 766416, 830284, 875904, 889590, 948896, 958020, 1021888, 1037855, 1094880, 1186120, 1245426, 1277360, 1423344, 1459840, 1532832, 1660568, 1779180, 1897792, 1916040, 2043776, 2075710, 2189760, 2372240, 2490852, 2554720, 2846688, 3065664, 3113565, 3321136, 3558360, 3795584, 3832080, 4151420, 4379520, 4744480, 4981704, 5109440, 5693376, 6131328, 6227130, 6642272, 7116720, 7664160, 8302840, 9488960, 9963408, 10218880, 11386752, 12454260, 13284544, 14233440, 15328320, 16605680, 18977920, 19926816, 24908520, 26569088, 28466880, 30656640, 33211360, 39853632, 49817040, 56933760, 66422720, 79707264, 99634080, 132845440, 199268160, 398536320]

約数ペア:

[(1, 398536320), (2, 199268160), (3, 132845440), (4, 99634080), (5, 79707264), (6, 66422720), (7, 56933760), (8, 49817040), (10, 39853632), (12, 33211360), (13, 30656640), (14, 28466880), (15, 26569088), (16, 24908520), (20, 19926816), (21, 18977920), (24, 16605680), (26, 15328320), (28, 14233440), (30, 13284544), (32, 12454260), (35, 11386752), (39, 10218880), (40, 9963408), (42, 9488960), (48, 8302840), (52, 7664160), (56, 7116720), (60, 6642272), (64, 6227130), (65, 6131328), (70, 5693376), (78, 5109440), (80, 4981704), (84, 4744480), (91, 4379520), (96, 4151420), (104, 3832080), (105, 3795584), (112, 3558360), (120, 3321136), (128, 3113565), (130, 3065664), (140, 2846688), (156, 2554720), (160, 2490852), (168, 2372240), (182, 2189760), (192, 2075710), (195, 2043776), (208, 1916040), (210, 1897792), (224, 1779180), (240, 1660568), (260, 1532832), (273, 1459840), (280, 1423344), (312, 1277360), (320, 1245426), (336, 1186120), (364, 1094880), (384, 1037855), (390, 1021888), (416, 958020), (420, 948896), (448, 889590), (455, 875904), (480, 830284), (520, 766416), (546, 729920), (560, 711672), (624, 638680), (640, 622713), (672, 593060), (728, 547440), (780, 510944), (832, 479010), (840, 474448), (896, 444795), (910, 437952), (960, 415142), (1040, 383208), (1092, 364960), (1120, 355836), (1248, 319340), (1344, 296530), (1365, 291968), (1456, 273720), (1560, 255472), (1664, 239505), (1680, 237224), (1820, 218976), (1920, 207571), (2080, 191604), (2184, 182480), (2240, 177918), (2281, 174720), (2496, 159670), (2688, 148265), (2730, 145984), (2912, 136860), (3120, 127736), (3360, 118612), (3640, 109488), (4160, 95802), (4368, 91240), (4480, 88959), (4562, 87360), (4992, 79835), (5460, 72992), (5824, 68430), (6240, 63868), (6720, 59306), (6843, 58240), (7280, 54744), (8320, 47901), (8736, 45620), (9124, 43680), (10920, 36496), (11405, 34944), (11648, 34215), (12480, 31934), (13440, 29653), (13686, 29120), (14560, 27372), (15967, 24960), (17472, 22810), (18248, 21840)]