628592640

素因数分解:

$2^{12}\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{787}}^1$

素因数の和:832

約数の個数: 208

約数和(自身を含む): 2168714688

約数和(自身を除く): 1540122048

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, 787, 832, 960, 1024, 1040, 1248, 1280, 1536, 1560, 1574, 1664, 1920, 2048, 2080, 2361, 2496, 2560, 3072, 3120, 3148, 3328, 3840, 3935, 4096, 4160, 4722, 4992, 5120, 6144, 6240, 6296, 6656, 7680, 7870, 8320, 9444, 9984, 10231, 10240, 11805, 12288, 12480, 12592, 13312, 15360, 15740, 16640, 18888, 19968, 20462, 20480, 23610, 24960, 25184, 26624, 30693, 30720, 31480, 33280, 37776, 39936, 40924, 47220, 49920, 50368, 51155, 53248, 61386, 61440, 62960, 66560, 75552, 79872, 81848, 94440, 99840, 100736, 102310, 122772, 125920, 133120, 151104, 153465, 159744, 163696, 188880, 199680, 201472, 204620, 245544, 251840, 266240, 302208, 306930, 327392, 377760, 399360, 402944, 409240, 491088, 503680, 604416, 613860, 654784, 755520, 798720, 805888, 818480, 982176, 1007360, 1208832, 1227720, 1309568, 1511040, 1611776, 1636960, 1964352, 2014720, 2417664, 2455440, 2619136, 3022080, 3223552, 3273920, 3928704, 4029440, 4835328, 4910880, 5238272, 6044160, 6547840, 7857408, 8058880, 9670656, 9821760, 10476544, 12088320, 13095680, 15714816, 16117760, 19643520, 20953088, 24176640, 26191360, 31429632, 39287040, 41906176, 48353280, 52382720, 62859264, 78574080, 104765440, 125718528, 157148160, 209530880, 314296320, 628592640]

約数ペア:

[(1, 628592640), (2, 314296320), (3, 209530880), (4, 157148160), (5, 125718528), (6, 104765440), (8, 78574080), (10, 62859264), (12, 52382720), (13, 48353280), (15, 41906176), (16, 39287040), (20, 31429632), (24, 26191360), (26, 24176640), (30, 20953088), (32, 19643520), (39, 16117760), (40, 15714816), (48, 13095680), (52, 12088320), (60, 10476544), (64, 9821760), (65, 9670656), (78, 8058880), (80, 7857408), (96, 6547840), (104, 6044160), (120, 5238272), (128, 4910880), (130, 4835328), (156, 4029440), (160, 3928704), (192, 3273920), (195, 3223552), (208, 3022080), (240, 2619136), (256, 2455440), (260, 2417664), (312, 2014720), (320, 1964352), (384, 1636960), (390, 1611776), (416, 1511040), (480, 1309568), (512, 1227720), (520, 1208832), (624, 1007360), (640, 982176), (768, 818480), (780, 805888), (787, 798720), (832, 755520), (960, 654784), (1024, 613860), (1040, 604416), (1248, 503680), (1280, 491088), (1536, 409240), (1560, 402944), (1574, 399360), (1664, 377760), (1920, 327392), (2048, 306930), (2080, 302208), (2361, 266240), (2496, 251840), (2560, 245544), (3072, 204620), (3120, 201472), (3148, 199680), (3328, 188880), (3840, 163696), (3935, 159744), (4096, 153465), (4160, 151104), (4722, 133120), (4992, 125920), (5120, 122772), (6144, 102310), (6240, 100736), (6296, 99840), (6656, 94440), (7680, 81848), (7870, 79872), (8320, 75552), (9444, 66560), (9984, 62960), (10231, 61440), (10240, 61386), (11805, 53248), (12288, 51155), (12480, 50368), (12592, 49920), (13312, 47220), (15360, 40924), (15740, 39936), (16640, 37776), (18888, 33280), (19968, 31480), (20462, 30720), (20480, 30693), (23610, 26624), (24960, 25184)]