257473440

素因数分解:

$2^5\times 3^2\times 5^1\times 7^2\times {\mathrm{41}}^1\times {\mathrm{89}}^1$

素因数の和:165

約数の個数: 432

約数和(自身を含む): 1058770440

約数和(自身を除く): 801297000

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, 41, 42, 45, 48, 49, 56, 60, 63, 70, 72, 80, 82, 84, 89, 90, 96, 98, 105, 112, 120, 123, 126, 140, 144, 147, 160, 164, 168, 178, 180, 196, 205, 210, 224, 240, 245, 246, 252, 267, 280, 287, 288, 294, 315, 328, 336, 356, 360, 369, 392, 410, 420, 441, 445, 480, 490, 492, 504, 534, 560, 574, 588, 615, 623, 630, 656, 672, 712, 720, 735, 738, 784, 801, 820, 840, 861, 882, 890, 980, 984, 1008, 1068, 1120, 1148, 1176, 1230, 1246, 1260, 1312, 1335, 1424, 1435, 1440, 1470, 1476, 1568, 1602, 1640, 1680, 1722, 1764, 1780, 1845, 1869, 1960, 1968, 2009, 2016, 2136, 2205, 2296, 2352, 2460, 2492, 2520, 2583, 2670, 2848, 2870, 2940, 2952, 3115, 3204, 3280, 3360, 3444, 3528, 3560, 3649, 3690, 3738, 3920, 3936, 4005, 4018, 4272, 4305, 4361, 4410, 4592, 4704, 4920, 4984, 5040, 5166, 5340, 5607, 5740, 5880, 5904, 6027, 6230, 6408, 6560, 6888, 7056, 7120, 7298, 7380, 7476, 7840, 8010, 8036, 8544, 8610, 8722, 8820, 9184, 9345, 9840, 9968, 10045, 10080, 10332, 10680, 10947, 11214, 11480, 11760, 11808, 12054, 12460, 12816, 12915, 13083, 13776, 14112, 14240, 14596, 14760, 14952, 16020, 16072, 17220, 17444, 17640, 18081, 18245, 18690, 19680, 19936, 20090, 20664, 21360, 21805, 21894, 22428, 22960, 23520, 24108, 24920, 25543, 25632, 25830, 26166, 27552, 28035, 29192, 29520, 29904, 30135, 32040, 32144, 32841, 34440, 34888, 35280, 36162, 36490, 37380, 39249, 40180, 41328, 42720, 43610, 43788, 44856, 45920, 48216, 49840, 51086, 51660, 52332, 54735, 56070, 58384, 59040, 59808, 60270, 64080, 64288, 65415, 65682, 68880, 69776, 70560, 72324, 72980, 74760, 76629, 78498, 80360, 82656, 87220, 87576, 89712, 90405, 96432, 99680, 102172, 103320, 104664, 109470, 112140, 116768, 120540, 127715, 128160, 130830, 131364, 137760, 139552, 144648, 145960, 149520, 153258, 156996, 160720, 164205, 174440, 175152, 178801, 179424, 180810, 192864, 196245, 204344, 206640, 209328, 218940, 224280, 229887, 241080, 255430, 261660, 262728, 289296, 291920, 299040, 306516, 313992, 321440, 328410, 348880, 350304, 357602, 361620, 383145, 392490, 408688, 413280, 418656, 437880, 448560, 459774, 482160, 510860, 523320, 525456, 536403, 578592, 583840, 613032, 627984, 656820, 697760, 715204, 723240, 766290, 784980, 817376, 875760, 894005, 897120, 919548, 964320, 1021720, 1046640, 1050912, 1072806, 1149435, 1226064, 1255968, 1313640, 1430408, 1446480, 1532580, 1569960, 1609209, 1751520, 1788010, 1839096, 2043440, 2093280, 2145612, 2298870, 2452128, 2627280, 2682015, 2860816, 2892960, 3065160, 3139920, 3218418, 3576020, 3678192, 4086880, 4291224, 4597740, 5254560, 5364030, 5721632, 6130320, 6279840, 6436836, 7152040, 7356384, 8046045, 8582448, 9195480, 10728060, 12260640, 12873672, 14304080, 16092090, 17164896, 18390960, 21456120, 25747344, 28608160, 32184180, 36781920, 42912240, 51494688, 64368360, 85824480, 128736720, 257473440]

約数ペア:

[(1, 257473440), (2, 128736720), (3, 85824480), (4, 64368360), (5, 51494688), (6, 42912240), (7, 36781920), (8, 32184180), (9, 28608160), (10, 25747344), (12, 21456120), (14, 18390960), (15, 17164896), (16, 16092090), (18, 14304080), (20, 12873672), (21, 12260640), (24, 10728060), (28, 9195480), (30, 8582448), (32, 8046045), (35, 7356384), (36, 7152040), (40, 6436836), (41, 6279840), (42, 6130320), (45, 5721632), (48, 5364030), (49, 5254560), (56, 4597740), (60, 4291224), (63, 4086880), (70, 3678192), (72, 3576020), (80, 3218418), (82, 3139920), (84, 3065160), (89, 2892960), (90, 2860816), (96, 2682015), (98, 2627280), (105, 2452128), (112, 2298870), (120, 2145612), (123, 2093280), (126, 2043440), (140, 1839096), (144, 1788010), (147, 1751520), (160, 1609209), (164, 1569960), (168, 1532580), (178, 1446480), (180, 1430408), (196, 1313640), (205, 1255968), (210, 1226064), (224, 1149435), (240, 1072806), (245, 1050912), (246, 1046640), (252, 1021720), (267, 964320), (280, 919548), (287, 897120), (288, 894005), (294, 875760), (315, 817376), (328, 784980), (336, 766290), (356, 723240), (360, 715204), (369, 697760), (392, 656820), (410, 627984), (420, 613032), (441, 583840), (445, 578592), (480, 536403), (490, 525456), (492, 523320), (504, 510860), (534, 482160), (560, 459774), (574, 448560), (588, 437880), (615, 418656), (623, 413280), (630, 408688), (656, 392490), (672, 383145), (712, 361620), (720, 357602), (735, 350304), (738, 348880), (784, 328410), (801, 321440), (820, 313992), (840, 306516), (861, 299040), (882, 291920), (890, 289296), (980, 262728), (984, 261660), (1008, 255430), (1068, 241080), (1120, 229887), (1148, 224280), (1176, 218940), (1230, 209328), (1246, 206640), (1260, 204344), (1312, 196245), (1335, 192864), (1424, 180810), (1435, 179424), (1440, 178801), (1470, 175152), (1476, 174440), (1568, 164205), (1602, 160720), (1640, 156996), (1680, 153258), (1722, 149520), (1764, 145960), (1780, 144648), (1845, 139552), (1869, 137760), (1960, 131364), (1968, 130830), (2009, 128160), (2016, 127715), (2136, 120540), (2205, 116768), (2296, 112140), (2352, 109470), (2460, 104664), (2492, 103320), (2520, 102172), (2583, 99680), (2670, 96432), (2848, 90405), (2870, 89712), (2940, 87576), (2952, 87220), (3115, 82656), (3204, 80360), (3280, 78498), (3360, 76629), (3444, 74760), (3528, 72980), (3560, 72324), (3649, 70560), (3690, 69776), (3738, 68880), (3920, 65682), (3936, 65415), (4005, 64288), (4018, 64080), (4272, 60270), (4305, 59808), (4361, 59040), (4410, 58384), (4592, 56070), (4704, 54735), (4920, 52332), (4984, 51660), (5040, 51086), (5166, 49840), (5340, 48216), (5607, 45920), (5740, 44856), (5880, 43788), (5904, 43610), (6027, 42720), (6230, 41328), (6408, 40180), (6560, 39249), (6888, 37380), (7056, 36490), (7120, 36162), (7298, 35280), (7380, 34888), (7476, 34440), (7840, 32841), (8010, 32144), (8036, 32040), (8544, 30135), (8610, 29904), (8722, 29520), (8820, 29192), (9184, 28035), (9345, 27552), (9840, 26166), (9968, 25830), (10045, 25632), (10080, 25543), (10332, 24920), (10680, 24108), (10947, 23520), (11214, 22960), (11480, 22428), (11760, 21894), (11808, 21805), (12054, 21360), (12460, 20664), (12816, 20090), (12915, 19936), (13083, 19680), (13776, 18690), (14112, 18245), (14240, 18081), (14596, 17640), (14760, 17444), (14952, 17220), (16020, 16072)]