390021120

素因数分解:

$2^{14}\times 3^2\times 5^1\times {\mathrm{23}}^2$

素因数の和:85

約数の個数: 270

約数和(自身を含む): 1413371778

約数和(自身を除く): 1023350658

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 23, 24, 30, 32, 36, 40, 45, 46, 48, 60, 64, 69, 72, 80, 90, 92, 96, 115, 120, 128, 138, 144, 160, 180, 184, 192, 207, 230, 240, 256, 276, 288, 320, 345, 360, 368, 384, 414, 460, 480, 512, 529, 552, 576, 640, 690, 720, 736, 768, 828, 920, 960, 1024, 1035, 1058, 1104, 1152, 1280, 1380, 1440, 1472, 1536, 1587, 1656, 1840, 1920, 2048, 2070, 2116, 2208, 2304, 2560, 2645, 2760, 2880, 2944, 3072, 3174, 3312, 3680, 3840, 4096, 4140, 4232, 4416, 4608, 4761, 5120, 5290, 5520, 5760, 5888, 6144, 6348, 6624, 7360, 7680, 7935, 8192, 8280, 8464, 8832, 9216, 9522, 10240, 10580, 11040, 11520, 11776, 12288, 12696, 13248, 14720, 15360, 15870, 16384, 16560, 16928, 17664, 18432, 19044, 20480, 21160, 22080, 23040, 23552, 23805, 24576, 25392, 26496, 29440, 30720, 31740, 33120, 33856, 35328, 36864, 38088, 40960, 42320, 44160, 46080, 47104, 47610, 49152, 50784, 52992, 58880, 61440, 63480, 66240, 67712, 70656, 73728, 76176, 81920, 84640, 88320, 92160, 94208, 95220, 101568, 105984, 117760, 122880, 126960, 132480, 135424, 141312, 147456, 152352, 169280, 176640, 184320, 188416, 190440, 203136, 211968, 235520, 245760, 253920, 264960, 270848, 282624, 304704, 338560, 353280, 368640, 376832, 380880, 406272, 423936, 471040, 507840, 529920, 541696, 565248, 609408, 677120, 706560, 737280, 761760, 812544, 847872, 942080, 1015680, 1059840, 1083392, 1130496, 1218816, 1354240, 1413120, 1523520, 1625088, 1695744, 1884160, 2031360, 2119680, 2166784, 2437632, 2708480, 2826240, 3047040, 3250176, 3391488, 4062720, 4239360, 4333568, 4875264, 5416960, 5652480, 6094080, 6500352, 8125440, 8478720, 8667136, 9750528, 10833920, 12188160, 13000704, 16250880, 16957440, 19501056, 21667840, 24376320, 26001408, 32501760, 39002112, 43335680, 48752640, 65003520, 78004224, 97505280, 130007040, 195010560, 390021120]

約数ペア:

[(1, 390021120), (2, 195010560), (3, 130007040), (4, 97505280), (5, 78004224), (6, 65003520), (8, 48752640), (9, 43335680), (10, 39002112), (12, 32501760), (15, 26001408), (16, 24376320), (18, 21667840), (20, 19501056), (23, 16957440), (24, 16250880), (30, 13000704), (32, 12188160), (36, 10833920), (40, 9750528), (45, 8667136), (46, 8478720), (48, 8125440), (60, 6500352), (64, 6094080), (69, 5652480), (72, 5416960), (80, 4875264), (90, 4333568), (92, 4239360), (96, 4062720), (115, 3391488), (120, 3250176), (128, 3047040), (138, 2826240), (144, 2708480), (160, 2437632), (180, 2166784), (184, 2119680), (192, 2031360), (207, 1884160), (230, 1695744), (240, 1625088), (256, 1523520), (276, 1413120), (288, 1354240), (320, 1218816), (345, 1130496), (360, 1083392), (368, 1059840), (384, 1015680), (414, 942080), (460, 847872), (480, 812544), (512, 761760), (529, 737280), (552, 706560), (576, 677120), (640, 609408), (690, 565248), (720, 541696), (736, 529920), (768, 507840), (828, 471040), (920, 423936), (960, 406272), (1024, 380880), (1035, 376832), (1058, 368640), (1104, 353280), (1152, 338560), (1280, 304704), (1380, 282624), (1440, 270848), (1472, 264960), (1536, 253920), (1587, 245760), (1656, 235520), (1840, 211968), (1920, 203136), (2048, 190440), (2070, 188416), (2116, 184320), (2208, 176640), (2304, 169280), (2560, 152352), (2645, 147456), (2760, 141312), (2880, 135424), (2944, 132480), (3072, 126960), (3174, 122880), (3312, 117760), (3680, 105984), (3840, 101568), (4096, 95220), (4140, 94208), (4232, 92160), (4416, 88320), (4608, 84640), (4761, 81920), (5120, 76176), (5290, 73728), (5520, 70656), (5760, 67712), (5888, 66240), (6144, 63480), (6348, 61440), (6624, 58880), (7360, 52992), (7680, 50784), (7935, 49152), (8192, 47610), (8280, 47104), (8464, 46080), (8832, 44160), (9216, 42320), (9522, 40960), (10240, 38088), (10580, 36864), (11040, 35328), (11520, 33856), (11776, 33120), (12288, 31740), (12696, 30720), (13248, 29440), (14720, 26496), (15360, 25392), (15870, 24576), (16384, 23805), (16560, 23552), (16928, 23040), (17664, 22080), (18432, 21160), (19044, 20480)]