64561920

素因数分解:

$2^8\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1$

素因数の和:107

約数の個数: 288

約数和(自身を含む): 233114112

約数和(自身を除く): 168552192

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 17, 20, 23, 24, 30, 32, 34, 40, 43, 46, 48, 51, 60, 64, 68, 69, 80, 85, 86, 92, 96, 102, 115, 120, 128, 129, 136, 138, 160, 170, 172, 184, 192, 204, 215, 230, 240, 255, 256, 258, 272, 276, 320, 340, 344, 345, 368, 384, 391, 408, 430, 460, 480, 510, 516, 544, 552, 640, 645, 680, 688, 690, 731, 736, 768, 782, 816, 860, 920, 960, 989, 1020, 1032, 1088, 1104, 1173, 1280, 1290, 1360, 1376, 1380, 1462, 1472, 1564, 1632, 1720, 1840, 1920, 1955, 1978, 2040, 2064, 2176, 2193, 2208, 2346, 2580, 2720, 2752, 2760, 2924, 2944, 2967, 3128, 3264, 3440, 3655, 3680, 3840, 3910, 3956, 4080, 4128, 4352, 4386, 4416, 4692, 4945, 5160, 5440, 5504, 5520, 5848, 5865, 5888, 5934, 6256, 6528, 6880, 7310, 7360, 7820, 7912, 8160, 8256, 8772, 8832, 9384, 9890, 10320, 10880, 10965, 11008, 11040, 11696, 11730, 11868, 12512, 13056, 13760, 14620, 14720, 14835, 15640, 15824, 16320, 16512, 16813, 17544, 17664, 18768, 19780, 20640, 21760, 21930, 22080, 23392, 23460, 23736, 25024, 27520, 29240, 29440, 29670, 31280, 31648, 32640, 33024, 33626, 35088, 37536, 39560, 41280, 43860, 44160, 46784, 46920, 47472, 50048, 50439, 55040, 58480, 59340, 62560, 63296, 65280, 67252, 70176, 75072, 79120, 82560, 84065, 87720, 88320, 93568, 93840, 94944, 100096, 100878, 116960, 118680, 125120, 126592, 134504, 140352, 150144, 158240, 165120, 168130, 175440, 187136, 187680, 189888, 201756, 233920, 237360, 250240, 252195, 253184, 269008, 280704, 300288, 316480, 336260, 350880, 375360, 379776, 403512, 467840, 474720, 500480, 504390, 538016, 561408, 632960, 672520, 701760, 750720, 759552, 807024, 935680, 949440, 1008780, 1076032, 1265920, 1345040, 1403520, 1501440, 1614048, 1898880, 2017560, 2152064, 2690080, 2807040, 3228096, 3797760, 4035120, 4304128, 5380160, 6456192, 8070240, 10760320, 12912384, 16140480, 21520640, 32280960, 64561920]

約数ペア:

[(1, 64561920), (2, 32280960), (3, 21520640), (4, 16140480), (5, 12912384), (6, 10760320), (8, 8070240), (10, 6456192), (12, 5380160), (15, 4304128), (16, 4035120), (17, 3797760), (20, 3228096), (23, 2807040), (24, 2690080), (30, 2152064), (32, 2017560), (34, 1898880), (40, 1614048), (43, 1501440), (46, 1403520), (48, 1345040), (51, 1265920), (60, 1076032), (64, 1008780), (68, 949440), (69, 935680), (80, 807024), (85, 759552), (86, 750720), (92, 701760), (96, 672520), (102, 632960), (115, 561408), (120, 538016), (128, 504390), (129, 500480), (136, 474720), (138, 467840), (160, 403512), (170, 379776), (172, 375360), (184, 350880), (192, 336260), (204, 316480), (215, 300288), (230, 280704), (240, 269008), (255, 253184), (256, 252195), (258, 250240), (272, 237360), (276, 233920), (320, 201756), (340, 189888), (344, 187680), (345, 187136), (368, 175440), (384, 168130), (391, 165120), (408, 158240), (430, 150144), (460, 140352), (480, 134504), (510, 126592), (516, 125120), (544, 118680), (552, 116960), (640, 100878), (645, 100096), (680, 94944), (688, 93840), (690, 93568), (731, 88320), (736, 87720), (768, 84065), (782, 82560), (816, 79120), (860, 75072), (920, 70176), (960, 67252), (989, 65280), (1020, 63296), (1032, 62560), (1088, 59340), (1104, 58480), (1173, 55040), (1280, 50439), (1290, 50048), (1360, 47472), (1376, 46920), (1380, 46784), (1462, 44160), (1472, 43860), (1564, 41280), (1632, 39560), (1720, 37536), (1840, 35088), (1920, 33626), (1955, 33024), (1978, 32640), (2040, 31648), (2064, 31280), (2176, 29670), (2193, 29440), (2208, 29240), (2346, 27520), (2580, 25024), (2720, 23736), (2752, 23460), (2760, 23392), (2924, 22080), (2944, 21930), (2967, 21760), (3128, 20640), (3264, 19780), (3440, 18768), (3655, 17664), (3680, 17544), (3840, 16813), (3910, 16512), (3956, 16320), (4080, 15824), (4128, 15640), (4352, 14835), (4386, 14720), (4416, 14620), (4692, 13760), (4945, 13056), (5160, 12512), (5440, 11868), (5504, 11730), (5520, 11696), (5848, 11040), (5865, 11008), (5888, 10965), (5934, 10880), (6256, 10320), (6528, 9890), (6880, 9384), (7310, 8832), (7360, 8772), (7820, 8256), (7912, 8160)]