245341440

素因数分解:

$2^8\times 3^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{229}}^1$

素因数の和:290

約数の個数: 288

約数和(自身を含む): 902630400

約数和(自身を除く): 657288960

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 31, 32, 36, 40, 45, 48, 54, 60, 62, 64, 72, 80, 90, 93, 96, 108, 120, 124, 128, 135, 144, 155, 160, 180, 186, 192, 216, 229, 240, 248, 256, 270, 279, 288, 310, 320, 360, 372, 384, 432, 458, 465, 480, 496, 540, 558, 576, 620, 640, 687, 720, 744, 768, 837, 864, 916, 930, 960, 992, 1080, 1116, 1145, 1152, 1240, 1280, 1374, 1395, 1440, 1488, 1674, 1728, 1832, 1860, 1920, 1984, 2061, 2160, 2232, 2290, 2304, 2480, 2748, 2790, 2880, 2976, 3348, 3435, 3456, 3664, 3720, 3840, 3968, 4122, 4185, 4320, 4464, 4580, 4960, 5496, 5580, 5760, 5952, 6183, 6696, 6870, 6912, 7099, 7328, 7440, 7936, 8244, 8370, 8640, 8928, 9160, 9920, 10305, 10992, 11160, 11520, 11904, 12366, 13392, 13740, 14198, 14656, 14880, 16488, 16740, 17280, 17856, 18320, 19840, 20610, 21297, 21984, 22320, 23808, 24732, 26784, 27480, 28396, 29312, 29760, 30915, 32976, 33480, 34560, 35495, 35712, 36640, 39680, 41220, 42594, 43968, 44640, 49464, 53568, 54960, 56792, 58624, 59520, 61830, 63891, 65952, 66960, 70990, 71424, 73280, 82440, 85188, 87936, 89280, 98928, 106485, 107136, 109920, 113584, 119040, 123660, 127782, 131904, 133920, 141980, 146560, 164880, 170376, 175872, 178560, 191673, 197856, 212970, 214272, 219840, 227168, 247320, 255564, 263808, 267840, 283960, 293120, 319455, 329760, 340752, 357120, 383346, 395712, 425940, 439680, 454336, 494640, 511128, 527616, 535680, 567920, 638910, 659520, 681504, 766692, 791424, 851880, 879360, 908672, 958365, 989280, 1022256, 1071360, 1135840, 1277820, 1319040, 1363008, 1533384, 1582848, 1703760, 1817344, 1916730, 1978560, 2044512, 2271680, 2555640, 2638080, 2726016, 3066768, 3407520, 3833460, 3957120, 4089024, 4543360, 5111280, 5452032, 6133536, 6815040, 7666920, 7914240, 8178048, 9086720, 10222560, 12267072, 13630080, 15333840, 16356096, 20445120, 24534144, 27260160, 30667680, 40890240, 49068288, 61335360, 81780480, 122670720, 245341440]

約数ペア:

[(1, 245341440), (2, 122670720), (3, 81780480), (4, 61335360), (5, 49068288), (6, 40890240), (8, 30667680), (9, 27260160), (10, 24534144), (12, 20445120), (15, 16356096), (16, 15333840), (18, 13630080), (20, 12267072), (24, 10222560), (27, 9086720), (30, 8178048), (31, 7914240), (32, 7666920), (36, 6815040), (40, 6133536), (45, 5452032), (48, 5111280), (54, 4543360), (60, 4089024), (62, 3957120), (64, 3833460), (72, 3407520), (80, 3066768), (90, 2726016), (93, 2638080), (96, 2555640), (108, 2271680), (120, 2044512), (124, 1978560), (128, 1916730), (135, 1817344), (144, 1703760), (155, 1582848), (160, 1533384), (180, 1363008), (186, 1319040), (192, 1277820), (216, 1135840), (229, 1071360), (240, 1022256), (248, 989280), (256, 958365), (270, 908672), (279, 879360), (288, 851880), (310, 791424), (320, 766692), (360, 681504), (372, 659520), (384, 638910), (432, 567920), (458, 535680), (465, 527616), (480, 511128), (496, 494640), (540, 454336), (558, 439680), (576, 425940), (620, 395712), (640, 383346), (687, 357120), (720, 340752), (744, 329760), (768, 319455), (837, 293120), (864, 283960), (916, 267840), (930, 263808), (960, 255564), (992, 247320), (1080, 227168), (1116, 219840), (1145, 214272), (1152, 212970), (1240, 197856), (1280, 191673), (1374, 178560), (1395, 175872), (1440, 170376), (1488, 164880), (1674, 146560), (1728, 141980), (1832, 133920), (1860, 131904), (1920, 127782), (1984, 123660), (2061, 119040), (2160, 113584), (2232, 109920), (2290, 107136), (2304, 106485), (2480, 98928), (2748, 89280), (2790, 87936), (2880, 85188), (2976, 82440), (3348, 73280), (3435, 71424), (3456, 70990), (3664, 66960), (3720, 65952), (3840, 63891), (3968, 61830), (4122, 59520), (4185, 58624), (4320, 56792), (4464, 54960), (4580, 53568), (4960, 49464), (5496, 44640), (5580, 43968), (5760, 42594), (5952, 41220), (6183, 39680), (6696, 36640), (6870, 35712), (6912, 35495), (7099, 34560), (7328, 33480), (7440, 32976), (7936, 30915), (8244, 29760), (8370, 29312), (8640, 28396), (8928, 27480), (9160, 26784), (9920, 24732), (10305, 23808), (10992, 22320), (11160, 21984), (11520, 21297), (11904, 20610), (12366, 19840), (13392, 18320), (13740, 17856), (14198, 17280), (14656, 16740), (14880, 16488)]