643868160

素因数分解:

$2^9\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{6449}}^1$

素因数の和:6488

約数の個数: 160

約数和(自身を含む): 2217045600

約数和(自身を除く): 1573177440

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 26, 30, 32, 39, 40, 48, 52, 60, 64, 65, 78, 80, 96, 104, 120, 128, 130, 156, 160, 192, 195, 208, 240, 256, 260, 312, 320, 384, 390, 416, 480, 512, 520, 624, 640, 768, 780, 832, 960, 1040, 1248, 1280, 1536, 1560, 1664, 1920, 2080, 2496, 2560, 3120, 3328, 3840, 4160, 4992, 6240, 6449, 6656, 7680, 8320, 9984, 12480, 12898, 16640, 19347, 19968, 24960, 25796, 32245, 33280, 38694, 49920, 51592, 64490, 77388, 83837, 96735, 99840, 103184, 128980, 154776, 167674, 193470, 206368, 251511, 257960, 309552, 335348, 386940, 412736, 419185, 503022, 515920, 619104, 670696, 773880, 825472, 838370, 1006044, 1031840, 1238208, 1257555, 1341392, 1547760, 1650944, 1676740, 2012088, 2063680, 2476416, 2515110, 2682784, 3095520, 3301888, 3353480, 4024176, 4127360, 4952832, 5030220, 5365568, 6191040, 6706960, 8048352, 8254720, 9905664, 10060440, 10731136, 12382080, 13413920, 16096704, 16509440, 20120880, 21462272, 24764160, 26827840, 32193408, 40241760, 42924544, 49528320, 53655680, 64386816, 80483520, 107311360, 128773632, 160967040, 214622720, 321934080, 643868160]

約数ペア:

[(1, 643868160), (2, 321934080), (3, 214622720), (4, 160967040), (5, 128773632), (6, 107311360), (8, 80483520), (10, 64386816), (12, 53655680), (13, 49528320), (15, 42924544), (16, 40241760), (20, 32193408), (24, 26827840), (26, 24764160), (30, 21462272), (32, 20120880), (39, 16509440), (40, 16096704), (48, 13413920), (52, 12382080), (60, 10731136), (64, 10060440), (65, 9905664), (78, 8254720), (80, 8048352), (96, 6706960), (104, 6191040), (120, 5365568), (128, 5030220), (130, 4952832), (156, 4127360), (160, 4024176), (192, 3353480), (195, 3301888), (208, 3095520), (240, 2682784), (256, 2515110), (260, 2476416), (312, 2063680), (320, 2012088), (384, 1676740), (390, 1650944), (416, 1547760), (480, 1341392), (512, 1257555), (520, 1238208), (624, 1031840), (640, 1006044), (768, 838370), (780, 825472), (832, 773880), (960, 670696), (1040, 619104), (1248, 515920), (1280, 503022), (1536, 419185), (1560, 412736), (1664, 386940), (1920, 335348), (2080, 309552), (2496, 257960), (2560, 251511), (3120, 206368), (3328, 193470), (3840, 167674), (4160, 154776), (4992, 128980), (6240, 103184), (6449, 99840), (6656, 96735), (7680, 83837), (8320, 77388), (9984, 64490), (12480, 51592), (12898, 49920), (16640, 38694), (19347, 33280), (19968, 32245), (24960, 25796)]