220197840

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{1123}}^1$

素因数の和:1201

約数の個数: 160

約数和(自身を含む): 735905280

約数和(自身を除く): 515707440

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 19, 20, 24, 30, 38, 40, 43, 48, 57, 60, 76, 80, 86, 95, 114, 120, 129, 152, 172, 190, 215, 228, 240, 258, 285, 304, 344, 380, 430, 456, 516, 570, 645, 688, 760, 817, 860, 912, 1032, 1123, 1140, 1290, 1520, 1634, 1720, 2064, 2246, 2280, 2451, 2580, 3268, 3369, 3440, 4085, 4492, 4560, 4902, 5160, 5615, 6536, 6738, 8170, 8984, 9804, 10320, 11230, 12255, 13072, 13476, 16340, 16845, 17968, 19608, 21337, 22460, 24510, 26952, 32680, 33690, 39216, 42674, 44920, 48289, 49020, 53904, 64011, 65360, 67380, 85348, 89840, 96578, 98040, 106685, 128022, 134760, 144867, 170696, 193156, 196080, 213370, 241445, 256044, 269520, 289734, 320055, 341392, 386312, 426740, 482890, 512088, 579468, 640110, 724335, 772624, 853480, 917491, 965780, 1024176, 1158936, 1280220, 1448670, 1706960, 1834982, 1931560, 2317872, 2560440, 2752473, 2897340, 3669964, 3863120, 4587455, 5120880, 5504946, 5794680, 7339928, 9174910, 11009892, 11589360, 13762365, 14679856, 18349820, 22019784, 27524730, 36699640, 44039568, 55049460, 73399280, 110098920, 220197840]

約数ペア:

[(1, 220197840), (2, 110098920), (3, 73399280), (4, 55049460), (5, 44039568), (6, 36699640), (8, 27524730), (10, 22019784), (12, 18349820), (15, 14679856), (16, 13762365), (19, 11589360), (20, 11009892), (24, 9174910), (30, 7339928), (38, 5794680), (40, 5504946), (43, 5120880), (48, 4587455), (57, 3863120), (60, 3669964), (76, 2897340), (80, 2752473), (86, 2560440), (95, 2317872), (114, 1931560), (120, 1834982), (129, 1706960), (152, 1448670), (172, 1280220), (190, 1158936), (215, 1024176), (228, 965780), (240, 917491), (258, 853480), (285, 772624), (304, 724335), (344, 640110), (380, 579468), (430, 512088), (456, 482890), (516, 426740), (570, 386312), (645, 341392), (688, 320055), (760, 289734), (817, 269520), (860, 256044), (912, 241445), (1032, 213370), (1123, 196080), (1140, 193156), (1290, 170696), (1520, 144867), (1634, 134760), (1720, 128022), (2064, 106685), (2246, 98040), (2280, 96578), (2451, 89840), (2580, 85348), (3268, 67380), (3369, 65360), (3440, 64011), (4085, 53904), (4492, 49020), (4560, 48289), (4902, 44920), (5160, 42674), (5615, 39216), (6536, 33690), (6738, 32680), (8170, 26952), (8984, 24510), (9804, 22460), (10320, 21337), (11230, 19608), (12255, 17968), (13072, 16845), (13476, 16340)]