396620640

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{21187}}^1$

素因数の和:21221

約数の個数: 144

約数和(自身を含む): 1457649648

約数和(自身を除く): 1061029008

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 16, 18, 20, 24, 26, 30, 32, 36, 39, 40, 45, 48, 52, 60, 65, 72, 78, 80, 90, 96, 104, 117, 120, 130, 144, 156, 160, 180, 195, 208, 234, 240, 260, 288, 312, 360, 390, 416, 468, 480, 520, 585, 624, 720, 780, 936, 1040, 1170, 1248, 1440, 1560, 1872, 2080, 2340, 3120, 3744, 4680, 6240, 9360, 18720, 21187, 42374, 63561, 84748, 105935, 127122, 169496, 190683, 211870, 254244, 275431, 317805, 338992, 381366, 423740, 508488, 550862, 635610, 677984, 762732, 826293, 847480, 953415, 1016976, 1101724, 1271220, 1377155, 1525464, 1652586, 1694960, 1906830, 2033952, 2203448, 2478879, 2542440, 2754310, 3050928, 3305172, 3389920, 3813660, 4131465, 4406896, 4957758, 5084880, 5508620, 6101856, 6610344, 7627320, 8262930, 8813792, 9915516, 10169760, 11017240, 12394395, 13220688, 15254640, 16525860, 19831032, 22034480, 24788790, 26441376, 30509280, 33051720, 39662064, 44068960, 49577580, 66103440, 79324128, 99155160, 132206880, 198310320, 396620640]

約数ペア:

[(1, 396620640), (2, 198310320), (3, 132206880), (4, 99155160), (5, 79324128), (6, 66103440), (8, 49577580), (9, 44068960), (10, 39662064), (12, 33051720), (13, 30509280), (15, 26441376), (16, 24788790), (18, 22034480), (20, 19831032), (24, 16525860), (26, 15254640), (30, 13220688), (32, 12394395), (36, 11017240), (39, 10169760), (40, 9915516), (45, 8813792), (48, 8262930), (52, 7627320), (60, 6610344), (65, 6101856), (72, 5508620), (78, 5084880), (80, 4957758), (90, 4406896), (96, 4131465), (104, 3813660), (117, 3389920), (120, 3305172), (130, 3050928), (144, 2754310), (156, 2542440), (160, 2478879), (180, 2203448), (195, 2033952), (208, 1906830), (234, 1694960), (240, 1652586), (260, 1525464), (288, 1377155), (312, 1271220), (360, 1101724), (390, 1016976), (416, 953415), (468, 847480), (480, 826293), (520, 762732), (585, 677984), (624, 635610), (720, 550862), (780, 508488), (936, 423740), (1040, 381366), (1170, 338992), (1248, 317805), (1440, 275431), (1560, 254244), (1872, 211870), (2080, 190683), (2340, 169496), (3120, 127122), (3744, 105935), (4680, 84748), (6240, 63561), (9360, 42374), (18720, 21187)]