1640331840

素因数分解:

$2^6\times 3^1\times 5^1\times 7^2\times {\mathrm{34871}}^1$

素因数の和:34905

約数の個数: 168

約数和(自身を含む): 6058521792

約数和(自身を除く): 4418189952

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 32, 35, 40, 42, 48, 49, 56, 60, 64, 70, 80, 84, 96, 98, 105, 112, 120, 140, 147, 160, 168, 192, 196, 210, 224, 240, 245, 280, 294, 320, 336, 392, 420, 448, 480, 490, 560, 588, 672, 735, 784, 840, 960, 980, 1120, 1176, 1344, 1470, 1568, 1680, 1960, 2240, 2352, 2940, 3136, 3360, 3920, 4704, 5880, 6720, 7840, 9408, 11760, 15680, 23520, 34871, 47040, 69742, 104613, 139484, 174355, 209226, 244097, 278968, 348710, 418452, 488194, 523065, 557936, 697420, 732291, 836904, 976388, 1046130, 1115872, 1220485, 1394840, 1464582, 1673808, 1708679, 1952776, 2092260, 2231744, 2440970, 2789680, 2929164, 3347616, 3417358, 3661455, 3905552, 4184520, 4881940, 5126037, 5579360, 5858328, 6695232, 6834716, 7322910, 7811104, 8369040, 8543395, 9763880, 10252074, 11158720, 11716656, 13669432, 14645820, 15622208, 16738080, 17086790, 19527760, 20504148, 23433312, 25630185, 27338864, 29291640, 33476160, 34173580, 39055520, 41008296, 46866624, 51260370, 54677728, 58583280, 68347160, 78111040, 82016592, 102520740, 109355456, 117166560, 136694320, 164033184, 205041480, 234333120, 273388640, 328066368, 410082960, 546777280, 820165920, 1640331840]

約数ペア:

[(1, 1640331840), (2, 820165920), (3, 546777280), (4, 410082960), (5, 328066368), (6, 273388640), (7, 234333120), (8, 205041480), (10, 164033184), (12, 136694320), (14, 117166560), (15, 109355456), (16, 102520740), (20, 82016592), (21, 78111040), (24, 68347160), (28, 58583280), (30, 54677728), (32, 51260370), (35, 46866624), (40, 41008296), (42, 39055520), (48, 34173580), (49, 33476160), (56, 29291640), (60, 27338864), (64, 25630185), (70, 23433312), (80, 20504148), (84, 19527760), (96, 17086790), (98, 16738080), (105, 15622208), (112, 14645820), (120, 13669432), (140, 11716656), (147, 11158720), (160, 10252074), (168, 9763880), (192, 8543395), (196, 8369040), (210, 7811104), (224, 7322910), (240, 6834716), (245, 6695232), (280, 5858328), (294, 5579360), (320, 5126037), (336, 4881940), (392, 4184520), (420, 3905552), (448, 3661455), (480, 3417358), (490, 3347616), (560, 2929164), (588, 2789680), (672, 2440970), (735, 2231744), (784, 2092260), (840, 1952776), (960, 1708679), (980, 1673808), (1120, 1464582), (1176, 1394840), (1344, 1220485), (1470, 1115872), (1568, 1046130), (1680, 976388), (1960, 836904), (2240, 732291), (2352, 697420), (2940, 557936), (3136, 523065), (3360, 488194), (3920, 418452), (4704, 348710), (5880, 278968), (6720, 244097), (7840, 209226), (9408, 174355), (11760, 139484), (15680, 104613), (23520, 69742), (34871, 47040)]