81852400

素因数分解:

$2^4\times 5^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1$

素因数の和:120

約数の個数: 240

約数和(自身を含む): 247984128

約数和(自身を除く): 166131728

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 23, 25, 28, 31, 35, 40, 41, 46, 50, 56, 62, 70, 80, 82, 92, 100, 112, 115, 124, 140, 155, 161, 164, 175, 184, 200, 205, 217, 230, 248, 280, 287, 310, 322, 328, 350, 368, 400, 410, 434, 460, 496, 560, 574, 575, 620, 644, 656, 700, 713, 775, 805, 820, 868, 920, 943, 1025, 1085, 1148, 1150, 1240, 1271, 1288, 1400, 1426, 1435, 1550, 1610, 1640, 1736, 1840, 1886, 2050, 2170, 2296, 2300, 2480, 2542, 2576, 2800, 2852, 2870, 3100, 3220, 3280, 3472, 3565, 3772, 4025, 4100, 4340, 4592, 4600, 4715, 4991, 5084, 5425, 5704, 5740, 6200, 6355, 6440, 6601, 7130, 7175, 7544, 8050, 8200, 8680, 8897, 9200, 9430, 9982, 10168, 10850, 11408, 11480, 12400, 12710, 12880, 13202, 14260, 14350, 15088, 16100, 16400, 17360, 17794, 17825, 18860, 19964, 20336, 21700, 22960, 23575, 24955, 25420, 26404, 28520, 28700, 29233, 31775, 32200, 33005, 35588, 35650, 37720, 39928, 43400, 44485, 47150, 49910, 50840, 52808, 57040, 57400, 58466, 63550, 64400, 66010, 71176, 71300, 75440, 79856, 86800, 88970, 94300, 99820, 101680, 105616, 114800, 116932, 124775, 127100, 132020, 142352, 142600, 146165, 165025, 177940, 188600, 199640, 204631, 222425, 233864, 249550, 254200, 264040, 285200, 292330, 330050, 355880, 377200, 399280, 409262, 444850, 467728, 499100, 508400, 528080, 584660, 660100, 711760, 730825, 818524, 889700, 998200, 1023155, 1169320, 1320200, 1461650, 1637048, 1779400, 1996400, 2046310, 2338640, 2640400, 2923300, 3274096, 3558800, 4092620, 5115775, 5846600, 8185240, 10231550, 11693200, 16370480, 20463100, 40926200, 81852400]

約数ペア:

[(1, 81852400), (2, 40926200), (4, 20463100), (5, 16370480), (7, 11693200), (8, 10231550), (10, 8185240), (14, 5846600), (16, 5115775), (20, 4092620), (23, 3558800), (25, 3274096), (28, 2923300), (31, 2640400), (35, 2338640), (40, 2046310), (41, 1996400), (46, 1779400), (50, 1637048), (56, 1461650), (62, 1320200), (70, 1169320), (80, 1023155), (82, 998200), (92, 889700), (100, 818524), (112, 730825), (115, 711760), (124, 660100), (140, 584660), (155, 528080), (161, 508400), (164, 499100), (175, 467728), (184, 444850), (200, 409262), (205, 399280), (217, 377200), (230, 355880), (248, 330050), (280, 292330), (287, 285200), (310, 264040), (322, 254200), (328, 249550), (350, 233864), (368, 222425), (400, 204631), (410, 199640), (434, 188600), (460, 177940), (496, 165025), (560, 146165), (574, 142600), (575, 142352), (620, 132020), (644, 127100), (656, 124775), (700, 116932), (713, 114800), (775, 105616), (805, 101680), (820, 99820), (868, 94300), (920, 88970), (943, 86800), (1025, 79856), (1085, 75440), (1148, 71300), (1150, 71176), (1240, 66010), (1271, 64400), (1288, 63550), (1400, 58466), (1426, 57400), (1435, 57040), (1550, 52808), (1610, 50840), (1640, 49910), (1736, 47150), (1840, 44485), (1886, 43400), (2050, 39928), (2170, 37720), (2296, 35650), (2300, 35588), (2480, 33005), (2542, 32200), (2576, 31775), (2800, 29233), (2852, 28700), (2870, 28520), (3100, 26404), (3220, 25420), (3280, 24955), (3472, 23575), (3565, 22960), (3772, 21700), (4025, 20336), (4100, 19964), (4340, 18860), (4592, 17825), (4600, 17794), (4715, 17360), (4991, 16400), (5084, 16100), (5425, 15088), (5704, 14350), (5740, 14260), (6200, 13202), (6355, 12880), (6440, 12710), (6601, 12400), (7130, 11480), (7175, 11408), (7544, 10850), (8050, 10168), (8200, 9982), (8680, 9430), (8897, 9200)]