255999240

素因数分解:

$2^3\times 3^2\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{113}}^1$

素因数の和:197

約数の個数: 384

約数和(自身を含む): 1024358400

約数和(自身を除く): 768359160

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 28, 29, 30, 31, 35, 36, 40, 42, 45, 56, 58, 60, 62, 63, 70, 72, 84, 87, 90, 93, 105, 113, 116, 120, 124, 126, 140, 145, 155, 168, 174, 180, 186, 203, 210, 217, 226, 232, 248, 252, 261, 279, 280, 290, 310, 315, 339, 348, 360, 372, 406, 420, 434, 435, 452, 465, 504, 522, 558, 565, 580, 609, 620, 630, 651, 678, 696, 744, 791, 812, 840, 868, 870, 899, 904, 930, 1015, 1017, 1044, 1085, 1116, 1130, 1160, 1218, 1240, 1260, 1302, 1305, 1356, 1395, 1582, 1624, 1695, 1736, 1740, 1798, 1827, 1860, 1953, 2030, 2034, 2088, 2170, 2232, 2260, 2373, 2436, 2520, 2604, 2610, 2697, 2712, 2790, 3045, 3164, 3255, 3277, 3390, 3480, 3503, 3596, 3654, 3720, 3906, 3955, 4060, 4068, 4340, 4495, 4520, 4746, 4872, 5085, 5208, 5220, 5394, 5580, 6090, 6293, 6328, 6510, 6554, 6780, 7006, 7119, 7192, 7308, 7812, 7910, 8091, 8120, 8136, 8680, 8990, 9135, 9492, 9765, 9831, 10170, 10440, 10509, 10788, 11160, 11865, 12180, 12586, 13020, 13108, 13485, 13560, 14012, 14238, 14616, 15624, 15820, 16182, 16385, 17515, 17980, 18270, 18879, 18984, 19530, 19662, 20340, 21018, 21576, 22939, 23730, 24360, 24521, 25172, 26040, 26216, 26970, 28024, 28476, 29493, 31465, 31527, 31640, 32364, 32770, 35030, 35595, 35960, 36540, 37758, 39060, 39324, 40455, 40680, 42036, 45878, 47460, 49042, 49155, 50344, 52545, 53940, 56637, 56952, 58986, 62930, 63054, 64728, 65540, 68817, 70060, 71190, 73080, 73563, 75516, 78120, 78648, 80910, 84072, 91756, 94395, 94920, 98084, 98310, 101587, 105090, 107880, 113274, 114695, 117972, 122605, 125860, 126108, 131080, 137634, 140120, 142380, 147126, 147465, 151032, 157635, 161820, 183512, 188790, 196168, 196620, 203174, 206451, 210180, 220689, 226548, 229390, 235944, 245210, 251720, 252216, 275268, 283185, 284760, 294252, 294930, 304761, 315270, 323640, 344085, 367815, 377580, 393240, 406348, 412902, 420360, 441378, 453096, 458780, 490420, 507935, 550536, 566370, 588504, 589860, 609522, 630540, 688170, 711109, 735630, 755160, 812696, 825804, 882756, 914283, 917560, 980840, 1015870, 1032255, 1103445, 1132740, 1179720, 1219044, 1261080, 1376340, 1422218, 1471260, 1523805, 1651608, 1765512, 1828566, 2031740, 2064510, 2133327, 2206890, 2265480, 2438088, 2752680, 2844436, 2942520, 3047610, 3555545, 3657132, 4063480, 4129020, 4266654, 4413780, 4571415, 5688872, 6095220, 6399981, 7111090, 7314264, 8258040, 8533308, 8827560, 9142830, 10666635, 12190440, 12799962, 14222180, 17066616, 18285660, 21333270, 25599924, 28444360, 31999905, 36571320, 42666540, 51199848, 63999810, 85333080, 127999620, 255999240]

約数ペア:

[(1, 255999240), (2, 127999620), (3, 85333080), (4, 63999810), (5, 51199848), (6, 42666540), (7, 36571320), (8, 31999905), (9, 28444360), (10, 25599924), (12, 21333270), (14, 18285660), (15, 17066616), (18, 14222180), (20, 12799962), (21, 12190440), (24, 10666635), (28, 9142830), (29, 8827560), (30, 8533308), (31, 8258040), (35, 7314264), (36, 7111090), (40, 6399981), (42, 6095220), (45, 5688872), (56, 4571415), (58, 4413780), (60, 4266654), (62, 4129020), (63, 4063480), (70, 3657132), (72, 3555545), (84, 3047610), (87, 2942520), (90, 2844436), (93, 2752680), (105, 2438088), (113, 2265480), (116, 2206890), (120, 2133327), (124, 2064510), (126, 2031740), (140, 1828566), (145, 1765512), (155, 1651608), (168, 1523805), (174, 1471260), (180, 1422218), (186, 1376340), (203, 1261080), (210, 1219044), (217, 1179720), (226, 1132740), (232, 1103445), (248, 1032255), (252, 1015870), (261, 980840), (279, 917560), (280, 914283), (290, 882756), (310, 825804), (315, 812696), (339, 755160), (348, 735630), (360, 711109), (372, 688170), (406, 630540), (420, 609522), (434, 589860), (435, 588504), (452, 566370), (465, 550536), (504, 507935), (522, 490420), (558, 458780), (565, 453096), (580, 441378), (609, 420360), (620, 412902), (630, 406348), (651, 393240), (678, 377580), (696, 367815), (744, 344085), (791, 323640), (812, 315270), (840, 304761), (868, 294930), (870, 294252), (899, 284760), (904, 283185), (930, 275268), (1015, 252216), (1017, 251720), (1044, 245210), (1085, 235944), (1116, 229390), (1130, 226548), (1160, 220689), (1218, 210180), (1240, 206451), (1260, 203174), (1302, 196620), (1305, 196168), (1356, 188790), (1395, 183512), (1582, 161820), (1624, 157635), (1695, 151032), (1736, 147465), (1740, 147126), (1798, 142380), (1827, 140120), (1860, 137634), (1953, 131080), (2030, 126108), (2034, 125860), (2088, 122605), (2170, 117972), (2232, 114695), (2260, 113274), (2373, 107880), (2436, 105090), (2520, 101587), (2604, 98310), (2610, 98084), (2697, 94920), (2712, 94395), (2790, 91756), (3045, 84072), (3164, 80910), (3255, 78648), (3277, 78120), (3390, 75516), (3480, 73563), (3503, 73080), (3596, 71190), (3654, 70060), (3720, 68817), (3906, 65540), (3955, 64728), (4060, 63054), (4068, 62930), (4340, 58986), (4495, 56952), (4520, 56637), (4746, 53940), (4872, 52545), (5085, 50344), (5208, 49155), (5220, 49042), (5394, 47460), (5580, 45878), (6090, 42036), (6293, 40680), (6328, 40455), (6510, 39324), (6554, 39060), (6780, 37758), (7006, 36540), (7119, 35960), (7192, 35595), (7308, 35030), (7812, 32770), (7910, 32364), (8091, 31640), (8120, 31527), (8136, 31465), (8680, 29493), (8990, 28476), (9135, 28024), (9492, 26970), (9765, 26216), (9831, 26040), (10170, 25172), (10440, 24521), (10509, 24360), (10788, 23730), (11160, 22939), (11865, 21576), (12180, 21018), (12586, 20340), (13020, 19662), (13108, 19530), (13485, 18984), (13560, 18879), (14012, 18270), (14238, 17980), (14616, 17515), (15624, 16385), (15820, 16182)]