197980320

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{79}}^1\times {\mathrm{227}}^1$

素因数の和:347

約数の個数: 192

約数和(自身を含む): 661893120

約数和(自身を除く): 463912800

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 23, 24, 30, 32, 40, 46, 48, 60, 69, 79, 80, 92, 96, 115, 120, 138, 158, 160, 184, 227, 230, 237, 240, 276, 316, 345, 368, 395, 454, 460, 474, 480, 552, 632, 681, 690, 736, 790, 908, 920, 948, 1104, 1135, 1185, 1264, 1362, 1380, 1580, 1816, 1817, 1840, 1896, 2208, 2270, 2370, 2528, 2724, 2760, 3160, 3405, 3632, 3634, 3680, 3792, 4540, 4740, 5221, 5448, 5451, 5520, 6320, 6810, 7264, 7268, 7584, 9080, 9085, 9480, 10442, 10896, 10902, 11040, 12640, 13620, 14536, 15663, 17933, 18160, 18170, 18960, 20884, 21792, 21804, 26105, 27240, 27255, 29072, 31326, 35866, 36320, 36340, 37920, 41768, 43608, 52210, 53799, 54480, 54510, 58144, 62652, 71732, 72680, 78315, 83536, 87216, 89665, 104420, 107598, 108960, 109020, 125304, 143464, 145360, 156630, 167072, 174432, 179330, 208840, 215196, 218040, 250608, 268995, 286928, 290720, 313260, 358660, 412459, 417680, 430392, 436080, 501216, 537990, 573856, 626520, 717320, 824918, 835360, 860784, 872160, 1075980, 1237377, 1253040, 1434640, 1649836, 1721568, 2062295, 2151960, 2474754, 2506080, 2869280, 3299672, 4124590, 4303920, 4949508, 6186885, 6599344, 8249180, 8607840, 9899016, 12373770, 13198688, 16498360, 19798032, 24747540, 32996720, 39596064, 49495080, 65993440, 98990160, 197980320]

約数ペア:

[(1, 197980320), (2, 98990160), (3, 65993440), (4, 49495080), (5, 39596064), (6, 32996720), (8, 24747540), (10, 19798032), (12, 16498360), (15, 13198688), (16, 12373770), (20, 9899016), (23, 8607840), (24, 8249180), (30, 6599344), (32, 6186885), (40, 4949508), (46, 4303920), (48, 4124590), (60, 3299672), (69, 2869280), (79, 2506080), (80, 2474754), (92, 2151960), (96, 2062295), (115, 1721568), (120, 1649836), (138, 1434640), (158, 1253040), (160, 1237377), (184, 1075980), (227, 872160), (230, 860784), (237, 835360), (240, 824918), (276, 717320), (316, 626520), (345, 573856), (368, 537990), (395, 501216), (454, 436080), (460, 430392), (474, 417680), (480, 412459), (552, 358660), (632, 313260), (681, 290720), (690, 286928), (736, 268995), (790, 250608), (908, 218040), (920, 215196), (948, 208840), (1104, 179330), (1135, 174432), (1185, 167072), (1264, 156630), (1362, 145360), (1380, 143464), (1580, 125304), (1816, 109020), (1817, 108960), (1840, 107598), (1896, 104420), (2208, 89665), (2270, 87216), (2370, 83536), (2528, 78315), (2724, 72680), (2760, 71732), (3160, 62652), (3405, 58144), (3632, 54510), (3634, 54480), (3680, 53799), (3792, 52210), (4540, 43608), (4740, 41768), (5221, 37920), (5448, 36340), (5451, 36320), (5520, 35866), (6320, 31326), (6810, 29072), (7264, 27255), (7268, 27240), (7584, 26105), (9080, 21804), (9085, 21792), (9480, 20884), (10442, 18960), (10896, 18170), (10902, 18160), (11040, 17933), (12640, 15663), (13620, 14536)]