647103680

素因数分解:

$2^6\times 5^1\times {\mathrm{29}}^1\times {\mathrm{103}}^1\times {\mathrm{677}}^1$

素因数の和:826

約数の個数: 112

約数和(自身を含む): 1611904320

約数和(自身を除く): 964800640

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 29, 32, 40, 58, 64, 80, 103, 116, 145, 160, 206, 232, 290, 320, 412, 464, 515, 580, 677, 824, 928, 1030, 1160, 1354, 1648, 1856, 2060, 2320, 2708, 2987, 3296, 3385, 4120, 4640, 5416, 5974, 6592, 6770, 8240, 9280, 10832, 11948, 13540, 14935, 16480, 19633, 21664, 23896, 27080, 29870, 32960, 39266, 43328, 47792, 54160, 59740, 69731, 78532, 95584, 98165, 108320, 119480, 139462, 157064, 191168, 196330, 216640, 238960, 278924, 314128, 348655, 392660, 477920, 557848, 628256, 697310, 785320, 955840, 1115696, 1256512, 1394620, 1570640, 2022199, 2231392, 2789240, 3141280, 4044398, 4462784, 5578480, 6282560, 8088796, 10110995, 11156960, 16177592, 20221990, 22313920, 32355184, 40443980, 64710368, 80887960, 129420736, 161775920, 323551840, 647103680]

約数ペア:

[(1, 647103680), (2, 323551840), (4, 161775920), (5, 129420736), (8, 80887960), (10, 64710368), (16, 40443980), (20, 32355184), (29, 22313920), (32, 20221990), (40, 16177592), (58, 11156960), (64, 10110995), (80, 8088796), (103, 6282560), (116, 5578480), (145, 4462784), (160, 4044398), (206, 3141280), (232, 2789240), (290, 2231392), (320, 2022199), (412, 1570640), (464, 1394620), (515, 1256512), (580, 1115696), (677, 955840), (824, 785320), (928, 697310), (1030, 628256), (1160, 557848), (1354, 477920), (1648, 392660), (1856, 348655), (2060, 314128), (2320, 278924), (2708, 238960), (2987, 216640), (3296, 196330), (3385, 191168), (4120, 157064), (4640, 139462), (5416, 119480), (5974, 108320), (6592, 98165), (6770, 95584), (8240, 78532), (9280, 69731), (10832, 59740), (11948, 54160), (13540, 47792), (14935, 43328), (16480, 39266), (19633, 32960), (21664, 29870), (23896, 27080)]