74887680

素因数分解:

$2^9\times 3^1\times 5^1\times 7^2\times {\mathrm{199}}^1$

素因数の和:239

約数の個数: 240

約数和(自身を含む): 279892800

約数和(自身を除く): 205005120

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 32, 35, 40, 42, 48, 49, 56, 60, 64, 70, 80, 84, 96, 98, 105, 112, 120, 128, 140, 147, 160, 168, 192, 196, 199, 210, 224, 240, 245, 256, 280, 294, 320, 336, 384, 392, 398, 420, 448, 480, 490, 512, 560, 588, 597, 640, 672, 735, 768, 784, 796, 840, 896, 960, 980, 995, 1120, 1176, 1194, 1280, 1344, 1393, 1470, 1536, 1568, 1592, 1680, 1792, 1920, 1960, 1990, 2240, 2352, 2388, 2560, 2688, 2786, 2940, 2985, 3136, 3184, 3360, 3584, 3840, 3920, 3980, 4179, 4480, 4704, 4776, 5376, 5572, 5880, 5970, 6272, 6368, 6720, 6965, 7680, 7840, 7960, 8358, 8960, 9408, 9552, 9751, 10752, 11144, 11760, 11940, 12544, 12736, 13440, 13930, 15680, 15920, 16716, 17920, 18816, 19104, 19502, 20895, 22288, 23520, 23880, 25088, 25472, 26880, 27860, 29253, 31360, 31840, 33432, 37632, 38208, 39004, 41790, 44576, 47040, 47760, 48755, 50944, 53760, 55720, 58506, 62720, 63680, 66864, 75264, 76416, 78008, 83580, 89152, 94080, 95520, 97510, 101888, 111440, 117012, 125440, 127360, 133728, 146265, 152832, 156016, 167160, 178304, 188160, 191040, 195020, 222880, 234024, 254720, 267456, 292530, 305664, 312032, 334320, 356608, 376320, 382080, 390040, 445760, 468048, 509440, 534912, 585060, 624064, 668640, 713216, 764160, 780080, 891520, 936096, 1069824, 1170120, 1248128, 1337280, 1528320, 1560160, 1783040, 1872192, 2139648, 2340240, 2496256, 2674560, 3120320, 3566080, 3744384, 4680480, 4992512, 5349120, 6240640, 7488768, 9360960, 10698240, 12481280, 14977536, 18721920, 24962560, 37443840, 74887680]

約数ペア:

[(1, 74887680), (2, 37443840), (3, 24962560), (4, 18721920), (5, 14977536), (6, 12481280), (7, 10698240), (8, 9360960), (10, 7488768), (12, 6240640), (14, 5349120), (15, 4992512), (16, 4680480), (20, 3744384), (21, 3566080), (24, 3120320), (28, 2674560), (30, 2496256), (32, 2340240), (35, 2139648), (40, 1872192), (42, 1783040), (48, 1560160), (49, 1528320), (56, 1337280), (60, 1248128), (64, 1170120), (70, 1069824), (80, 936096), (84, 891520), (96, 780080), (98, 764160), (105, 713216), (112, 668640), (120, 624064), (128, 585060), (140, 534912), (147, 509440), (160, 468048), (168, 445760), (192, 390040), (196, 382080), (199, 376320), (210, 356608), (224, 334320), (240, 312032), (245, 305664), (256, 292530), (280, 267456), (294, 254720), (320, 234024), (336, 222880), (384, 195020), (392, 191040), (398, 188160), (420, 178304), (448, 167160), (480, 156016), (490, 152832), (512, 146265), (560, 133728), (588, 127360), (597, 125440), (640, 117012), (672, 111440), (735, 101888), (768, 97510), (784, 95520), (796, 94080), (840, 89152), (896, 83580), (960, 78008), (980, 76416), (995, 75264), (1120, 66864), (1176, 63680), (1194, 62720), (1280, 58506), (1344, 55720), (1393, 53760), (1470, 50944), (1536, 48755), (1568, 47760), (1592, 47040), (1680, 44576), (1792, 41790), (1920, 39004), (1960, 38208), (1990, 37632), (2240, 33432), (2352, 31840), (2388, 31360), (2560, 29253), (2688, 27860), (2786, 26880), (2940, 25472), (2985, 25088), (3136, 23880), (3184, 23520), (3360, 22288), (3584, 20895), (3840, 19502), (3920, 19104), (3980, 18816), (4179, 17920), (4480, 16716), (4704, 15920), (4776, 15680), (5376, 13930), (5572, 13440), (5880, 12736), (5970, 12544), (6272, 11940), (6368, 11760), (6720, 11144), (6965, 10752), (7680, 9751), (7840, 9552), (7960, 9408), (8358, 8960)]