78428160

素因数分解:

$2^{11}\times 3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1$

素因数の和:93

約数の個数: 288

約数和(自身を含む): 291301920

約数和(自身を除く): 212873760

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 23, 24, 30, 32, 36, 37, 40, 45, 46, 48, 60, 64, 69, 72, 74, 80, 90, 92, 96, 111, 115, 120, 128, 138, 144, 148, 160, 180, 184, 185, 192, 207, 222, 230, 240, 256, 276, 288, 296, 320, 333, 345, 360, 368, 370, 384, 414, 444, 460, 480, 512, 552, 555, 576, 592, 640, 666, 690, 720, 736, 740, 768, 828, 851, 888, 920, 960, 1024, 1035, 1104, 1110, 1152, 1184, 1280, 1332, 1380, 1440, 1472, 1480, 1536, 1656, 1665, 1702, 1776, 1840, 1920, 2048, 2070, 2208, 2220, 2304, 2368, 2553, 2560, 2664, 2760, 2880, 2944, 2960, 3072, 3312, 3330, 3404, 3552, 3680, 3840, 4140, 4255, 4416, 4440, 4608, 4736, 5106, 5120, 5328, 5520, 5760, 5888, 5920, 6144, 6624, 6660, 6808, 7104, 7360, 7659, 7680, 8280, 8510, 8832, 8880, 9216, 9472, 10212, 10240, 10656, 11040, 11520, 11776, 11840, 12765, 13248, 13320, 13616, 14208, 14720, 15318, 15360, 16560, 17020, 17664, 17760, 18432, 18944, 20424, 21312, 22080, 23040, 23552, 23680, 25530, 26496, 26640, 27232, 28416, 29440, 30636, 30720, 33120, 34040, 35328, 35520, 37888, 38295, 40848, 42624, 44160, 46080, 47104, 47360, 51060, 52992, 53280, 54464, 56832, 58880, 61272, 66240, 68080, 70656, 71040, 75776, 76590, 81696, 85248, 88320, 92160, 94720, 102120, 105984, 106560, 108928, 113664, 117760, 122544, 132480, 136160, 141312, 142080, 153180, 163392, 170496, 176640, 189440, 204240, 211968, 213120, 217856, 227328, 235520, 245088, 264960, 272320, 284160, 306360, 326784, 340992, 353280, 378880, 408480, 423936, 426240, 435712, 490176, 529920, 544640, 568320, 612720, 653568, 681984, 706560, 816960, 852480, 871424, 980352, 1059840, 1089280, 1136640, 1225440, 1307136, 1633920, 1704960, 1742848, 1960704, 2119680, 2178560, 2450880, 2614272, 3267840, 3409920, 3921408, 4357120, 4901760, 5228544, 6535680, 7842816, 8714240, 9803520, 13071360, 15685632, 19607040, 26142720, 39214080, 78428160]

約数ペア:

[(1, 78428160), (2, 39214080), (3, 26142720), (4, 19607040), (5, 15685632), (6, 13071360), (8, 9803520), (9, 8714240), (10, 7842816), (12, 6535680), (15, 5228544), (16, 4901760), (18, 4357120), (20, 3921408), (23, 3409920), (24, 3267840), (30, 2614272), (32, 2450880), (36, 2178560), (37, 2119680), (40, 1960704), (45, 1742848), (46, 1704960), (48, 1633920), (60, 1307136), (64, 1225440), (69, 1136640), (72, 1089280), (74, 1059840), (80, 980352), (90, 871424), (92, 852480), (96, 816960), (111, 706560), (115, 681984), (120, 653568), (128, 612720), (138, 568320), (144, 544640), (148, 529920), (160, 490176), (180, 435712), (184, 426240), (185, 423936), (192, 408480), (207, 378880), (222, 353280), (230, 340992), (240, 326784), (256, 306360), (276, 284160), (288, 272320), (296, 264960), (320, 245088), (333, 235520), (345, 227328), (360, 217856), (368, 213120), (370, 211968), (384, 204240), (414, 189440), (444, 176640), (460, 170496), (480, 163392), (512, 153180), (552, 142080), (555, 141312), (576, 136160), (592, 132480), (640, 122544), (666, 117760), (690, 113664), (720, 108928), (736, 106560), (740, 105984), (768, 102120), (828, 94720), (851, 92160), (888, 88320), (920, 85248), (960, 81696), (1024, 76590), (1035, 75776), (1104, 71040), (1110, 70656), (1152, 68080), (1184, 66240), (1280, 61272), (1332, 58880), (1380, 56832), (1440, 54464), (1472, 53280), (1480, 52992), (1536, 51060), (1656, 47360), (1665, 47104), (1702, 46080), (1776, 44160), (1840, 42624), (1920, 40848), (2048, 38295), (2070, 37888), (2208, 35520), (2220, 35328), (2304, 34040), (2368, 33120), (2553, 30720), (2560, 30636), (2664, 29440), (2760, 28416), (2880, 27232), (2944, 26640), (2960, 26496), (3072, 25530), (3312, 23680), (3330, 23552), (3404, 23040), (3552, 22080), (3680, 21312), (3840, 20424), (4140, 18944), (4255, 18432), (4416, 17760), (4440, 17664), (4608, 17020), (4736, 16560), (5106, 15360), (5120, 15318), (5328, 14720), (5520, 14208), (5760, 13616), (5888, 13320), (5920, 13248), (6144, 12765), (6624, 11840), (6660, 11776), (6808, 11520), (7104, 11040), (7360, 10656), (7659, 10240), (7680, 10212), (8280, 9472), (8510, 9216), (8832, 8880)]