724828160

素因数分解:

$2^{18}\times 5^1\times 7^1\times {\mathrm{79}}^1$

素因数の和:127

約数の個数: 152

約数和(自身を含む): 2013262080

約数和(自身を除く): 1288433920

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 64, 70, 79, 80, 112, 128, 140, 158, 160, 224, 256, 280, 316, 320, 395, 448, 512, 553, 560, 632, 640, 790, 896, 1024, 1106, 1120, 1264, 1280, 1580, 1792, 2048, 2212, 2240, 2528, 2560, 2765, 3160, 3584, 4096, 4424, 4480, 5056, 5120, 5530, 6320, 7168, 8192, 8848, 8960, 10112, 10240, 11060, 12640, 14336, 16384, 17696, 17920, 20224, 20480, 22120, 25280, 28672, 32768, 35392, 35840, 40448, 40960, 44240, 50560, 57344, 65536, 70784, 71680, 80896, 81920, 88480, 101120, 114688, 131072, 141568, 143360, 161792, 163840, 176960, 202240, 229376, 262144, 283136, 286720, 323584, 327680, 353920, 404480, 458752, 566272, 573440, 647168, 655360, 707840, 808960, 917504, 1132544, 1146880, 1294336, 1310720, 1415680, 1617920, 1835008, 2265088, 2293760, 2588672, 2831360, 3235840, 4530176, 4587520, 5177344, 5662720, 6471680, 9060352, 9175040, 10354688, 11325440, 12943360, 18120704, 20709376, 22650880, 25886720, 36241408, 45301760, 51773440, 72482816, 90603520, 103546880, 144965632, 181207040, 362414080, 724828160]

約数ペア:

[(1, 724828160), (2, 362414080), (4, 181207040), (5, 144965632), (7, 103546880), (8, 90603520), (10, 72482816), (14, 51773440), (16, 45301760), (20, 36241408), (28, 25886720), (32, 22650880), (35, 20709376), (40, 18120704), (56, 12943360), (64, 11325440), (70, 10354688), (79, 9175040), (80, 9060352), (112, 6471680), (128, 5662720), (140, 5177344), (158, 4587520), (160, 4530176), (224, 3235840), (256, 2831360), (280, 2588672), (316, 2293760), (320, 2265088), (395, 1835008), (448, 1617920), (512, 1415680), (553, 1310720), (560, 1294336), (632, 1146880), (640, 1132544), (790, 917504), (896, 808960), (1024, 707840), (1106, 655360), (1120, 647168), (1264, 573440), (1280, 566272), (1580, 458752), (1792, 404480), (2048, 353920), (2212, 327680), (2240, 323584), (2528, 286720), (2560, 283136), (2765, 262144), (3160, 229376), (3584, 202240), (4096, 176960), (4424, 163840), (4480, 161792), (5056, 143360), (5120, 141568), (5530, 131072), (6320, 114688), (7168, 101120), (8192, 88480), (8848, 81920), (8960, 80896), (10112, 71680), (10240, 70784), (11060, 65536), (12640, 57344), (14336, 50560), (16384, 44240), (17696, 40960), (17920, 40448), (20224, 35840), (20480, 35392), (22120, 32768), (25280, 28672)]