28704621120

素因数分解:

$2^6\times 3^1\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{137791}}^1$

素因数の和:137849

約数の個数: 224

約数和(自身を含む): 107517444096

約数和(自身を除く): 78812822976

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 31, 32, 35, 40, 42, 48, 56, 60, 62, 64, 70, 80, 84, 93, 96, 105, 112, 120, 124, 140, 155, 160, 168, 186, 192, 210, 217, 224, 240, 248, 280, 310, 320, 336, 372, 420, 434, 448, 465, 480, 496, 560, 620, 651, 672, 744, 840, 868, 930, 960, 992, 1085, 1120, 1240, 1302, 1344, 1488, 1680, 1736, 1860, 1984, 2170, 2240, 2480, 2604, 2976, 3255, 3360, 3472, 3720, 4340, 4960, 5208, 5952, 6510, 6720, 6944, 7440, 8680, 9920, 10416, 13020, 13888, 14880, 17360, 20832, 26040, 29760, 34720, 41664, 52080, 69440, 104160, 137791, 208320, 275582, 413373, 551164, 688955, 826746, 964537, 1102328, 1377910, 1653492, 1929074, 2066865, 2204656, 2755820, 2893611, 3306984, 3858148, 4133730, 4271521, 4409312, 4822685, 5511640, 5787222, 6613968, 7716296, 8267460, 8543042, 8818624, 9645370, 11023280, 11574444, 12814563, 13227936, 14468055, 15432592, 16534920, 17086084, 19290740, 21357605, 22046560, 23148888, 25629126, 26455872, 28936110, 29900647, 30865184, 33069840, 34172168, 38581480, 42715210, 44093120, 46297776, 51258252, 57872220, 59801294, 61730368, 64072815, 66139680, 68344336, 77162960, 85430420, 89701941, 92595552, 102516504, 115744440, 119602588, 128145630, 132279360, 136688672, 149503235, 154325920, 170860840, 179403882, 185191104, 205033008, 231488880, 239205176, 256291260, 273377344, 299006470, 308651840, 341721680, 358807764, 410066016, 448509705, 462977760, 478410352, 512582520, 598012940, 683443360, 717615528, 820132032, 897019410, 925955520, 956820704, 1025165040, 1196025880, 1366886720, 1435231056, 1794038820, 1913641408, 2050330080, 2392051760, 2870462112, 3588077640, 4100660160, 4784103520, 5740924224, 7176155280, 9568207040, 14352310560, 28704621120]

約数ペア:

[(1, 28704621120), (2, 14352310560), (3, 9568207040), (4, 7176155280), (5, 5740924224), (6, 4784103520), (7, 4100660160), (8, 3588077640), (10, 2870462112), (12, 2392051760), (14, 2050330080), (15, 1913641408), (16, 1794038820), (20, 1435231056), (21, 1366886720), (24, 1196025880), (28, 1025165040), (30, 956820704), (31, 925955520), (32, 897019410), (35, 820132032), (40, 717615528), (42, 683443360), (48, 598012940), (56, 512582520), (60, 478410352), (62, 462977760), (64, 448509705), (70, 410066016), (80, 358807764), (84, 341721680), (93, 308651840), (96, 299006470), (105, 273377344), (112, 256291260), (120, 239205176), (124, 231488880), (140, 205033008), (155, 185191104), (160, 179403882), (168, 170860840), (186, 154325920), (192, 149503235), (210, 136688672), (217, 132279360), (224, 128145630), (240, 119602588), (248, 115744440), (280, 102516504), (310, 92595552), (320, 89701941), (336, 85430420), (372, 77162960), (420, 68344336), (434, 66139680), (448, 64072815), (465, 61730368), (480, 59801294), (496, 57872220), (560, 51258252), (620, 46297776), (651, 44093120), (672, 42715210), (744, 38581480), (840, 34172168), (868, 33069840), (930, 30865184), (960, 29900647), (992, 28936110), (1085, 26455872), (1120, 25629126), (1240, 23148888), (1302, 22046560), (1344, 21357605), (1488, 19290740), (1680, 17086084), (1736, 16534920), (1860, 15432592), (1984, 14468055), (2170, 13227936), (2240, 12814563), (2480, 11574444), (2604, 11023280), (2976, 9645370), (3255, 8818624), (3360, 8543042), (3472, 8267460), (3720, 7716296), (4340, 6613968), (4960, 5787222), (5208, 5511640), (5952, 4822685), (6510, 4409312), (6720, 4271521), (6944, 4133730), (7440, 3858148), (8680, 3306984), (9920, 2893611), (10416, 2755820), (13020, 2204656), (13888, 2066865), (14880, 1929074), (17360, 1653492), (20832, 1377910), (26040, 1102328), (29760, 964537), (34720, 826746), (41664, 688955), (52080, 551164), (69440, 413373), (104160, 275582), (137791, 208320)]