257474448

素因数分解:

$2^4\times 3^2\times 7^1\times {\mathrm{11}}^2\times {\mathrm{2111}}^1$

素因数の和:2154

約数の個数: 180

約数和(自身を含む): 905608704

約数和(自身を除く): 648134256

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 11, 12, 14, 16, 18, 21, 22, 24, 28, 33, 36, 42, 44, 48, 56, 63, 66, 72, 77, 84, 88, 99, 112, 121, 126, 132, 144, 154, 168, 176, 198, 231, 242, 252, 264, 308, 336, 363, 396, 462, 484, 504, 528, 616, 693, 726, 792, 847, 924, 968, 1008, 1089, 1232, 1386, 1452, 1584, 1694, 1848, 1936, 2111, 2178, 2541, 2772, 2904, 3388, 3696, 4222, 4356, 5082, 5544, 5808, 6333, 6776, 7623, 8444, 8712, 10164, 11088, 12666, 13552, 14777, 15246, 16888, 17424, 18999, 20328, 23221, 25332, 29554, 30492, 33776, 37998, 40656, 44331, 46442, 50664, 59108, 60984, 69663, 75996, 88662, 92884, 101328, 118216, 121968, 132993, 139326, 151992, 162547, 177324, 185768, 208989, 236432, 255431, 265986, 278652, 303984, 325094, 354648, 371536, 417978, 487641, 510862, 531972, 557304, 650188, 709296, 766293, 835956, 975282, 1021724, 1063944, 1114608, 1300376, 1462923, 1532586, 1671912, 1788017, 1950564, 2043448, 2127888, 2298879, 2600752, 2925846, 3065172, 3343824, 3576034, 3901128, 4086896, 4597758, 5364051, 5851692, 6130344, 7152068, 7802256, 9195516, 10728102, 11703384, 12260688, 14304136, 16092153, 18391032, 21456204, 23406768, 28608272, 32184306, 36782064, 42912408, 64368612, 85824816, 128737224, 257474448]

約数ペア:

[(1, 257474448), (2, 128737224), (3, 85824816), (4, 64368612), (6, 42912408), (7, 36782064), (8, 32184306), (9, 28608272), (11, 23406768), (12, 21456204), (14, 18391032), (16, 16092153), (18, 14304136), (21, 12260688), (22, 11703384), (24, 10728102), (28, 9195516), (33, 7802256), (36, 7152068), (42, 6130344), (44, 5851692), (48, 5364051), (56, 4597758), (63, 4086896), (66, 3901128), (72, 3576034), (77, 3343824), (84, 3065172), (88, 2925846), (99, 2600752), (112, 2298879), (121, 2127888), (126, 2043448), (132, 1950564), (144, 1788017), (154, 1671912), (168, 1532586), (176, 1462923), (198, 1300376), (231, 1114608), (242, 1063944), (252, 1021724), (264, 975282), (308, 835956), (336, 766293), (363, 709296), (396, 650188), (462, 557304), (484, 531972), (504, 510862), (528, 487641), (616, 417978), (693, 371536), (726, 354648), (792, 325094), (847, 303984), (924, 278652), (968, 265986), (1008, 255431), (1089, 236432), (1232, 208989), (1386, 185768), (1452, 177324), (1584, 162547), (1694, 151992), (1848, 139326), (1936, 132993), (2111, 121968), (2178, 118216), (2541, 101328), (2772, 92884), (2904, 88662), (3388, 75996), (3696, 69663), (4222, 60984), (4356, 59108), (5082, 50664), (5544, 46442), (5808, 44331), (6333, 40656), (6776, 37998), (7623, 33776), (8444, 30492), (8712, 29554), (10164, 25332), (11088, 23221), (12666, 20328), (13552, 18999), (14777, 17424), (15246, 16888)]