721283472

素因数分解:

$2^4\times 3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{2897}}^1$

素因数の和:2950

約数の個数: 240

約数和(自身を含む): 2616082560

約数和(自身を除く): 1894799088

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 13, 14, 16, 18, 19, 21, 24, 26, 28, 36, 38, 39, 42, 48, 52, 56, 57, 63, 72, 76, 78, 84, 91, 104, 112, 114, 117, 126, 133, 144, 152, 156, 168, 171, 182, 208, 228, 234, 247, 252, 266, 273, 304, 312, 336, 342, 364, 399, 456, 468, 494, 504, 532, 546, 624, 684, 728, 741, 798, 819, 912, 936, 988, 1008, 1064, 1092, 1197, 1368, 1456, 1482, 1596, 1638, 1729, 1872, 1976, 2128, 2184, 2223, 2394, 2736, 2897, 2964, 3192, 3276, 3458, 3952, 4368, 4446, 4788, 5187, 5794, 5928, 6384, 6552, 6916, 8691, 8892, 9576, 10374, 11588, 11856, 13104, 13832, 15561, 17382, 17784, 19152, 20279, 20748, 23176, 26073, 27664, 31122, 34764, 35568, 37661, 40558, 41496, 46352, 52146, 55043, 60837, 62244, 69528, 75322, 81116, 82992, 104292, 110086, 112983, 121674, 124488, 139056, 150644, 162232, 165129, 182511, 208584, 220172, 225966, 243348, 248976, 263627, 301288, 324464, 330258, 338949, 365022, 385301, 417168, 440344, 451932, 486696, 495387, 527254, 602576, 660516, 677898, 715559, 730044, 770602, 790881, 880688, 903864, 973392, 990774, 1054508, 1155903, 1321032, 1355796, 1431118, 1460088, 1541204, 1581762, 1807728, 1981548, 2109016, 2146677, 2311806, 2372643, 2642064, 2711592, 2862236, 2920176, 3082408, 3163524, 3467709, 3963096, 4218032, 4293354, 4623612, 4745286, 5008913, 5423184, 5724472, 6164816, 6327048, 6440031, 6935418, 7926192, 8586708, 9247224, 9490572, 10017826, 11448944, 12654096, 12880062, 13870836, 15026739, 17173416, 18494448, 18981144, 20035652, 25760124, 27741672, 30053478, 34346832, 37962288, 40071304, 45080217, 51520248, 55483344, 60106956, 80142608, 90160434, 103040496, 120213912, 180320868, 240427824, 360641736, 721283472]

約数ペア:

[(1, 721283472), (2, 360641736), (3, 240427824), (4, 180320868), (6, 120213912), (7, 103040496), (8, 90160434), (9, 80142608), (12, 60106956), (13, 55483344), (14, 51520248), (16, 45080217), (18, 40071304), (19, 37962288), (21, 34346832), (24, 30053478), (26, 27741672), (28, 25760124), (36, 20035652), (38, 18981144), (39, 18494448), (42, 17173416), (48, 15026739), (52, 13870836), (56, 12880062), (57, 12654096), (63, 11448944), (72, 10017826), (76, 9490572), (78, 9247224), (84, 8586708), (91, 7926192), (104, 6935418), (112, 6440031), (114, 6327048), (117, 6164816), (126, 5724472), (133, 5423184), (144, 5008913), (152, 4745286), (156, 4623612), (168, 4293354), (171, 4218032), (182, 3963096), (208, 3467709), (228, 3163524), (234, 3082408), (247, 2920176), (252, 2862236), (266, 2711592), (273, 2642064), (304, 2372643), (312, 2311806), (336, 2146677), (342, 2109016), (364, 1981548), (399, 1807728), (456, 1581762), (468, 1541204), (494, 1460088), (504, 1431118), (532, 1355796), (546, 1321032), (624, 1155903), (684, 1054508), (728, 990774), (741, 973392), (798, 903864), (819, 880688), (912, 790881), (936, 770602), (988, 730044), (1008, 715559), (1064, 677898), (1092, 660516), (1197, 602576), (1368, 527254), (1456, 495387), (1482, 486696), (1596, 451932), (1638, 440344), (1729, 417168), (1872, 385301), (1976, 365022), (2128, 338949), (2184, 330258), (2223, 324464), (2394, 301288), (2736, 263627), (2897, 248976), (2964, 243348), (3192, 225966), (3276, 220172), (3458, 208584), (3952, 182511), (4368, 165129), (4446, 162232), (4788, 150644), (5187, 139056), (5794, 124488), (5928, 121674), (6384, 112983), (6552, 110086), (6916, 104292), (8691, 82992), (8892, 81116), (9576, 75322), (10374, 69528), (11588, 62244), (11856, 60837), (13104, 55043), (13832, 52146), (15561, 46352), (17382, 41496), (17784, 40558), (19152, 37661), (20279, 35568), (20748, 34764), (23176, 31122), (26073, 27664)]