253917216

素因数分解:

$2^5\times 3^2\times 7^2\times {\mathrm{19}}^1\times {\mathrm{947}}^1$

素因数の和:996

約数の個数: 216

約数和(自身を含む): 885109680

約数和(自身を除く): 631192464

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 19, 21, 24, 28, 32, 36, 38, 42, 48, 49, 56, 57, 63, 72, 76, 84, 96, 98, 112, 114, 126, 133, 144, 147, 152, 168, 171, 196, 224, 228, 252, 266, 288, 294, 304, 336, 342, 392, 399, 441, 456, 504, 532, 588, 608, 672, 684, 784, 798, 882, 912, 931, 947, 1008, 1064, 1176, 1197, 1368, 1568, 1596, 1764, 1824, 1862, 1894, 2016, 2128, 2352, 2394, 2736, 2793, 2841, 3192, 3528, 3724, 3788, 4256, 4704, 4788, 5472, 5586, 5682, 6384, 6629, 7056, 7448, 7576, 8379, 8523, 9576, 11172, 11364, 12768, 13258, 14112, 14896, 15152, 16758, 17046, 17993, 19152, 19887, 22344, 22728, 26516, 29792, 30304, 33516, 34092, 35986, 38304, 39774, 44688, 45456, 46403, 53032, 53979, 59661, 67032, 68184, 71972, 79548, 89376, 90912, 92806, 106064, 107958, 119322, 125951, 134064, 136368, 139209, 143944, 159096, 161937, 185612, 212128, 215916, 238644, 251902, 268128, 272736, 278418, 287888, 318192, 323874, 371224, 377853, 417627, 431832, 477288, 503804, 556836, 575776, 636384, 647748, 742448, 755706, 835254, 863664, 881657, 954576, 1007608, 1113672, 1133559, 1295496, 1484896, 1511412, 1670508, 1727328, 1763314, 1909152, 2015216, 2227344, 2267118, 2590992, 2644971, 3022824, 3341016, 3526628, 4030432, 4454688, 4534236, 5181984, 5289942, 6045648, 6682032, 7053256, 7934913, 9068472, 10579884, 12091296, 13364064, 14106512, 15869826, 18136944, 21159768, 28213024, 31739652, 36273888, 42319536, 63479304, 84639072, 126958608, 253917216]

約数ペア:

[(1, 253917216), (2, 126958608), (3, 84639072), (4, 63479304), (6, 42319536), (7, 36273888), (8, 31739652), (9, 28213024), (12, 21159768), (14, 18136944), (16, 15869826), (18, 14106512), (19, 13364064), (21, 12091296), (24, 10579884), (28, 9068472), (32, 7934913), (36, 7053256), (38, 6682032), (42, 6045648), (48, 5289942), (49, 5181984), (56, 4534236), (57, 4454688), (63, 4030432), (72, 3526628), (76, 3341016), (84, 3022824), (96, 2644971), (98, 2590992), (112, 2267118), (114, 2227344), (126, 2015216), (133, 1909152), (144, 1763314), (147, 1727328), (152, 1670508), (168, 1511412), (171, 1484896), (196, 1295496), (224, 1133559), (228, 1113672), (252, 1007608), (266, 954576), (288, 881657), (294, 863664), (304, 835254), (336, 755706), (342, 742448), (392, 647748), (399, 636384), (441, 575776), (456, 556836), (504, 503804), (532, 477288), (588, 431832), (608, 417627), (672, 377853), (684, 371224), (784, 323874), (798, 318192), (882, 287888), (912, 278418), (931, 272736), (947, 268128), (1008, 251902), (1064, 238644), (1176, 215916), (1197, 212128), (1368, 185612), (1568, 161937), (1596, 159096), (1764, 143944), (1824, 139209), (1862, 136368), (1894, 134064), (2016, 125951), (2128, 119322), (2352, 107958), (2394, 106064), (2736, 92806), (2793, 90912), (2841, 89376), (3192, 79548), (3528, 71972), (3724, 68184), (3788, 67032), (4256, 59661), (4704, 53979), (4788, 53032), (5472, 46403), (5586, 45456), (5682, 44688), (6384, 39774), (6629, 38304), (7056, 35986), (7448, 34092), (7576, 33516), (8379, 30304), (8523, 29792), (9576, 26516), (11172, 22728), (11364, 22344), (12768, 19887), (13258, 19152), (14112, 17993), (14896, 17046), (15152, 16758)]