815959040

素因数分解:

$2^{10}\times 5^1\times {\mathrm{13}}^2\times {\mathrm{23}}^1\times {\mathrm{41}}^1$

素因数の和:115

約数の個数: 264

約数和(自身を含む): 2265586848

約数和(自身を除く): 1449627808

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 23, 26, 32, 40, 41, 46, 52, 64, 65, 80, 82, 92, 104, 115, 128, 130, 160, 164, 169, 184, 205, 208, 230, 256, 260, 299, 320, 328, 338, 368, 410, 416, 460, 512, 520, 533, 598, 640, 656, 676, 736, 820, 832, 845, 920, 943, 1024, 1040, 1066, 1196, 1280, 1312, 1352, 1472, 1495, 1640, 1664, 1690, 1840, 1886, 2080, 2132, 2392, 2560, 2624, 2665, 2704, 2944, 2990, 3280, 3328, 3380, 3680, 3772, 3887, 4160, 4264, 4715, 4784, 5120, 5248, 5330, 5408, 5888, 5980, 6560, 6656, 6760, 6929, 7360, 7544, 7774, 8320, 8528, 9430, 9568, 10496, 10660, 10816, 11776, 11960, 12259, 13120, 13312, 13520, 13858, 14720, 15088, 15548, 16640, 17056, 18860, 19136, 19435, 20992, 21320, 21632, 23552, 23920, 24518, 26240, 27040, 27716, 29440, 30176, 31096, 33280, 34112, 34645, 37720, 38272, 38870, 41984, 42640, 43264, 47840, 49036, 52480, 54080, 55432, 58880, 60352, 61295, 62192, 66560, 68224, 69290, 75440, 76544, 77740, 85280, 86528, 95680, 98072, 104960, 108160, 110864, 117760, 120704, 122590, 124384, 136448, 138580, 150880, 153088, 155480, 159367, 170560, 173056, 191360, 196144, 209920, 216320, 221728, 241408, 245180, 248768, 272896, 277160, 301760, 306176, 310960, 318734, 341120, 382720, 392288, 432640, 443456, 482816, 490360, 497536, 545792, 554320, 603520, 621920, 637468, 682240, 765440, 784576, 796835, 865280, 886912, 965632, 980720, 995072, 1108640, 1207040, 1243840, 1274936, 1364480, 1530880, 1569152, 1593670, 1773824, 1961440, 1990144, 2217280, 2414080, 2487680, 2549872, 2728960, 3138304, 3187340, 3547648, 3922880, 3980288, 4434560, 4828160, 4975360, 5099744, 6276608, 6374680, 7095296, 7845760, 8869120, 9950720, 10199488, 12553216, 12749360, 15691520, 17738240, 19901440, 20398976, 25498720, 31383040, 35476480, 40797952, 50997440, 62766080, 81595904, 101994880, 163191808, 203989760, 407979520, 815959040]

約数ペア:

[(1, 815959040), (2, 407979520), (4, 203989760), (5, 163191808), (8, 101994880), (10, 81595904), (13, 62766080), (16, 50997440), (20, 40797952), (23, 35476480), (26, 31383040), (32, 25498720), (40, 20398976), (41, 19901440), (46, 17738240), (52, 15691520), (64, 12749360), (65, 12553216), (80, 10199488), (82, 9950720), (92, 8869120), (104, 7845760), (115, 7095296), (128, 6374680), (130, 6276608), (160, 5099744), (164, 4975360), (169, 4828160), (184, 4434560), (205, 3980288), (208, 3922880), (230, 3547648), (256, 3187340), (260, 3138304), (299, 2728960), (320, 2549872), (328, 2487680), (338, 2414080), (368, 2217280), (410, 1990144), (416, 1961440), (460, 1773824), (512, 1593670), (520, 1569152), (533, 1530880), (598, 1364480), (640, 1274936), (656, 1243840), (676, 1207040), (736, 1108640), (820, 995072), (832, 980720), (845, 965632), (920, 886912), (943, 865280), (1024, 796835), (1040, 784576), (1066, 765440), (1196, 682240), (1280, 637468), (1312, 621920), (1352, 603520), (1472, 554320), (1495, 545792), (1640, 497536), (1664, 490360), (1690, 482816), (1840, 443456), (1886, 432640), (2080, 392288), (2132, 382720), (2392, 341120), (2560, 318734), (2624, 310960), (2665, 306176), (2704, 301760), (2944, 277160), (2990, 272896), (3280, 248768), (3328, 245180), (3380, 241408), (3680, 221728), (3772, 216320), (3887, 209920), (4160, 196144), (4264, 191360), (4715, 173056), (4784, 170560), (5120, 159367), (5248, 155480), (5330, 153088), (5408, 150880), (5888, 138580), (5980, 136448), (6560, 124384), (6656, 122590), (6760, 120704), (6929, 117760), (7360, 110864), (7544, 108160), (7774, 104960), (8320, 98072), (8528, 95680), (9430, 86528), (9568, 85280), (10496, 77740), (10660, 76544), (10816, 75440), (11776, 69290), (11960, 68224), (12259, 66560), (13120, 62192), (13312, 61295), (13520, 60352), (13858, 58880), (14720, 55432), (15088, 54080), (15548, 52480), (16640, 49036), (17056, 47840), (18860, 43264), (19136, 42640), (19435, 41984), (20992, 38870), (21320, 38272), (21632, 37720), (23552, 34645), (23920, 34112), (24518, 33280), (26240, 31096), (27040, 30176), (27716, 29440)]