420700800

素因数分解:

$2^7\times 3^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{3371}}^1$

素因数の和:3411

約数の個数: 192

約数和(自身を含む): 1492716960

約数和(自身を除く): 1072016160

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 25, 26, 30, 32, 39, 40, 48, 50, 52, 60, 64, 65, 75, 78, 80, 96, 100, 104, 120, 128, 130, 150, 156, 160, 192, 195, 200, 208, 240, 260, 300, 312, 320, 325, 384, 390, 400, 416, 480, 520, 600, 624, 640, 650, 780, 800, 832, 960, 975, 1040, 1200, 1248, 1300, 1560, 1600, 1664, 1920, 1950, 2080, 2400, 2496, 2600, 3120, 3200, 3371, 3900, 4160, 4800, 4992, 5200, 6240, 6742, 7800, 8320, 9600, 10113, 10400, 12480, 13484, 15600, 16855, 20226, 20800, 24960, 26968, 31200, 33710, 40452, 41600, 43823, 50565, 53936, 62400, 67420, 80904, 84275, 87646, 101130, 107872, 124800, 131469, 134840, 161808, 168550, 175292, 202260, 215744, 219115, 252825, 262938, 269680, 323616, 337100, 350584, 404520, 431488, 438230, 505650, 525876, 539360, 647232, 657345, 674200, 701168, 809040, 876460, 1011300, 1051752, 1078720, 1095575, 1294464, 1314690, 1348400, 1402336, 1618080, 1752920, 2022600, 2103504, 2157440, 2191150, 2629380, 2696800, 2804672, 3236160, 3286725, 3505840, 4045200, 4207008, 4382300, 5258760, 5393600, 5609344, 6472320, 6573450, 7011680, 8090400, 8414016, 8764600, 10517520, 10787200, 13146900, 14023360, 16180800, 16828032, 17529200, 21035040, 26293800, 28046720, 32361600, 35058400, 42070080, 52587600, 70116800, 84140160, 105175200, 140233600, 210350400, 420700800]

約数ペア:

[(1, 420700800), (2, 210350400), (3, 140233600), (4, 105175200), (5, 84140160), (6, 70116800), (8, 52587600), (10, 42070080), (12, 35058400), (13, 32361600), (15, 28046720), (16, 26293800), (20, 21035040), (24, 17529200), (25, 16828032), (26, 16180800), (30, 14023360), (32, 13146900), (39, 10787200), (40, 10517520), (48, 8764600), (50, 8414016), (52, 8090400), (60, 7011680), (64, 6573450), (65, 6472320), (75, 5609344), (78, 5393600), (80, 5258760), (96, 4382300), (100, 4207008), (104, 4045200), (120, 3505840), (128, 3286725), (130, 3236160), (150, 2804672), (156, 2696800), (160, 2629380), (192, 2191150), (195, 2157440), (200, 2103504), (208, 2022600), (240, 1752920), (260, 1618080), (300, 1402336), (312, 1348400), (320, 1314690), (325, 1294464), (384, 1095575), (390, 1078720), (400, 1051752), (416, 1011300), (480, 876460), (520, 809040), (600, 701168), (624, 674200), (640, 657345), (650, 647232), (780, 539360), (800, 525876), (832, 505650), (960, 438230), (975, 431488), (1040, 404520), (1200, 350584), (1248, 337100), (1300, 323616), (1560, 269680), (1600, 262938), (1664, 252825), (1920, 219115), (1950, 215744), (2080, 202260), (2400, 175292), (2496, 168550), (2600, 161808), (3120, 134840), (3200, 131469), (3371, 124800), (3900, 107872), (4160, 101130), (4800, 87646), (4992, 84275), (5200, 80904), (6240, 67420), (6742, 62400), (7800, 53936), (8320, 50565), (9600, 43823), (10113, 41600), (10400, 40452), (12480, 33710), (13484, 31200), (15600, 26968), (16855, 24960), (20226, 20800)]