247806720

素因数分解:

$2^8\times 3^2\times 5^1\times 7^2\times {\mathrm{439}}^1$

素因数の和:480

約数の個数: 324

約数和(自身を含む): 999638640

約数和(自身を除く): 751831920

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 32, 35, 36, 40, 42, 45, 48, 49, 56, 60, 63, 64, 70, 72, 80, 84, 90, 96, 98, 105, 112, 120, 126, 128, 140, 144, 147, 160, 168, 180, 192, 196, 210, 224, 240, 245, 252, 256, 280, 288, 294, 315, 320, 336, 360, 384, 392, 420, 439, 441, 448, 480, 490, 504, 560, 576, 588, 630, 640, 672, 720, 735, 768, 784, 840, 878, 882, 896, 960, 980, 1008, 1120, 1152, 1176, 1260, 1280, 1317, 1344, 1440, 1470, 1568, 1680, 1756, 1764, 1792, 1920, 1960, 2016, 2195, 2205, 2240, 2304, 2352, 2520, 2634, 2688, 2880, 2940, 3073, 3136, 3360, 3512, 3528, 3840, 3920, 3951, 4032, 4390, 4410, 4480, 4704, 5040, 5268, 5376, 5760, 5880, 6146, 6272, 6585, 6720, 7024, 7056, 7840, 7902, 8064, 8780, 8820, 8960, 9219, 9408, 10080, 10536, 11520, 11760, 12292, 12544, 13170, 13440, 14048, 14112, 15365, 15680, 15804, 16128, 17560, 17640, 18438, 18816, 19755, 20160, 21072, 21511, 23520, 24584, 26340, 26880, 27657, 28096, 28224, 30730, 31360, 31608, 35120, 35280, 36876, 37632, 39510, 40320, 42144, 43022, 46095, 47040, 49168, 52680, 55314, 56192, 56448, 61460, 62720, 63216, 64533, 70240, 70560, 73752, 79020, 80640, 84288, 86044, 92190, 94080, 98336, 105360, 107555, 110628, 112384, 112896, 122920, 126432, 129066, 138285, 140480, 141120, 147504, 158040, 168576, 172088, 184380, 188160, 193599, 196672, 210720, 215110, 221256, 245840, 252864, 258132, 276570, 280960, 282240, 295008, 316080, 322665, 337152, 344176, 368760, 387198, 393344, 421440, 430220, 442512, 491680, 505728, 516264, 553140, 561920, 564480, 590016, 632160, 645330, 688352, 737520, 774396, 786688, 842880, 860440, 885024, 967995, 983360, 1011456, 1032528, 1106280, 1180032, 1264320, 1290660, 1376704, 1475040, 1548792, 1685760, 1720880, 1770048, 1935990, 1966720, 2065056, 2212560, 2360064, 2528640, 2581320, 2753408, 2950080, 3097584, 3441760, 3540096, 3871980, 3933440, 4130112, 4425120, 5057280, 5162640, 5506816, 5900160, 6195168, 6883520, 7080192, 7743960, 8260224, 8850240, 10325280, 11800320, 12390336, 13767040, 15487920, 16520448, 17700480, 20650560, 24780672, 27534080, 30975840, 35400960, 41301120, 49561344, 61951680, 82602240, 123903360, 247806720]

約数ペア:

[(1, 247806720), (2, 123903360), (3, 82602240), (4, 61951680), (5, 49561344), (6, 41301120), (7, 35400960), (8, 30975840), (9, 27534080), (10, 24780672), (12, 20650560), (14, 17700480), (15, 16520448), (16, 15487920), (18, 13767040), (20, 12390336), (21, 11800320), (24, 10325280), (28, 8850240), (30, 8260224), (32, 7743960), (35, 7080192), (36, 6883520), (40, 6195168), (42, 5900160), (45, 5506816), (48, 5162640), (49, 5057280), (56, 4425120), (60, 4130112), (63, 3933440), (64, 3871980), (70, 3540096), (72, 3441760), (80, 3097584), (84, 2950080), (90, 2753408), (96, 2581320), (98, 2528640), (105, 2360064), (112, 2212560), (120, 2065056), (126, 1966720), (128, 1935990), (140, 1770048), (144, 1720880), (147, 1685760), (160, 1548792), (168, 1475040), (180, 1376704), (192, 1290660), (196, 1264320), (210, 1180032), (224, 1106280), (240, 1032528), (245, 1011456), (252, 983360), (256, 967995), (280, 885024), (288, 860440), (294, 842880), (315, 786688), (320, 774396), (336, 737520), (360, 688352), (384, 645330), (392, 632160), (420, 590016), (439, 564480), (441, 561920), (448, 553140), (480, 516264), (490, 505728), (504, 491680), (560, 442512), (576, 430220), (588, 421440), (630, 393344), (640, 387198), (672, 368760), (720, 344176), (735, 337152), (768, 322665), (784, 316080), (840, 295008), (878, 282240), (882, 280960), (896, 276570), (960, 258132), (980, 252864), (1008, 245840), (1120, 221256), (1152, 215110), (1176, 210720), (1260, 196672), (1280, 193599), (1317, 188160), (1344, 184380), (1440, 172088), (1470, 168576), (1568, 158040), (1680, 147504), (1756, 141120), (1764, 140480), (1792, 138285), (1920, 129066), (1960, 126432), (2016, 122920), (2195, 112896), (2205, 112384), (2240, 110628), (2304, 107555), (2352, 105360), (2520, 98336), (2634, 94080), (2688, 92190), (2880, 86044), (2940, 84288), (3073, 80640), (3136, 79020), (3360, 73752), (3512, 70560), (3528, 70240), (3840, 64533), (3920, 63216), (3951, 62720), (4032, 61460), (4390, 56448), (4410, 56192), (4480, 55314), (4704, 52680), (5040, 49168), (5268, 47040), (5376, 46095), (5760, 43022), (5880, 42144), (6146, 40320), (6272, 39510), (6585, 37632), (6720, 36876), (7024, 35280), (7056, 35120), (7840, 31608), (7902, 31360), (8064, 30730), (8780, 28224), (8820, 28096), (8960, 27657), (9219, 26880), (9408, 26340), (10080, 24584), (10536, 23520), (11520, 21511), (11760, 21072), (12292, 20160), (12544, 19755), (13170, 18816), (13440, 18438), (14048, 17640), (14112, 17560), (15365, 16128), (15680, 15804)]