28897200

素因数分解:

$2^4\times 3^2\times 5^2\times {\mathrm{23}}^1\times {\mathrm{349}}^1$

素因数の和:396

約数の個数: 180

約数和(自身を含む): 104941200

約数和(自身を除く): 76044000

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 23, 24, 25, 30, 36, 40, 45, 46, 48, 50, 60, 69, 72, 75, 80, 90, 92, 100, 115, 120, 138, 144, 150, 180, 184, 200, 207, 225, 230, 240, 276, 300, 345, 349, 360, 368, 400, 414, 450, 460, 552, 575, 600, 690, 698, 720, 828, 900, 920, 1035, 1047, 1104, 1150, 1200, 1380, 1396, 1656, 1725, 1745, 1800, 1840, 2070, 2094, 2300, 2760, 2792, 3141, 3312, 3450, 3490, 3600, 4140, 4188, 4600, 5175, 5235, 5520, 5584, 6282, 6900, 6980, 8027, 8280, 8376, 8725, 9200, 10350, 10470, 12564, 13800, 13960, 15705, 16054, 16560, 16752, 17450, 20700, 20940, 24081, 25128, 26175, 27600, 27920, 31410, 32108, 34900, 40135, 41400, 41880, 48162, 50256, 52350, 62820, 64216, 69800, 72243, 78525, 80270, 82800, 83760, 96324, 104700, 120405, 125640, 128432, 139600, 144486, 157050, 160540, 192648, 200675, 209400, 240810, 251280, 288972, 314100, 321080, 361215, 385296, 401350, 418800, 481620, 577944, 602025, 628200, 642160, 722430, 802700, 963240, 1155888, 1204050, 1256400, 1444860, 1605400, 1806075, 1926480, 2408100, 2889720, 3210800, 3612150, 4816200, 5779440, 7224300, 9632400, 14448600, 28897200]

約数ペア:

[(1, 28897200), (2, 14448600), (3, 9632400), (4, 7224300), (5, 5779440), (6, 4816200), (8, 3612150), (9, 3210800), (10, 2889720), (12, 2408100), (15, 1926480), (16, 1806075), (18, 1605400), (20, 1444860), (23, 1256400), (24, 1204050), (25, 1155888), (30, 963240), (36, 802700), (40, 722430), (45, 642160), (46, 628200), (48, 602025), (50, 577944), (60, 481620), (69, 418800), (72, 401350), (75, 385296), (80, 361215), (90, 321080), (92, 314100), (100, 288972), (115, 251280), (120, 240810), (138, 209400), (144, 200675), (150, 192648), (180, 160540), (184, 157050), (200, 144486), (207, 139600), (225, 128432), (230, 125640), (240, 120405), (276, 104700), (300, 96324), (345, 83760), (349, 82800), (360, 80270), (368, 78525), (400, 72243), (414, 69800), (450, 64216), (460, 62820), (552, 52350), (575, 50256), (600, 48162), (690, 41880), (698, 41400), (720, 40135), (828, 34900), (900, 32108), (920, 31410), (1035, 27920), (1047, 27600), (1104, 26175), (1150, 25128), (1200, 24081), (1380, 20940), (1396, 20700), (1656, 17450), (1725, 16752), (1745, 16560), (1800, 16054), (1840, 15705), (2070, 13960), (2094, 13800), (2300, 12564), (2760, 10470), (2792, 10350), (3141, 9200), (3312, 8725), (3450, 8376), (3490, 8280), (3600, 8027), (4140, 6980), (4188, 6900), (4600, 6282), (5175, 5584), (5235, 5520)]