728427168

素因数分解:

$2^5\times 3^4\times 7^1\times {\mathrm{19}}^1\times {\mathrm{2113}}^1$

素因数の和:2161

約数の個数: 240

約数和(自身を含む): 2578403520

約数和(自身を除く): 1849976352

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 19, 21, 24, 27, 28, 32, 36, 38, 42, 48, 54, 56, 57, 63, 72, 76, 81, 84, 96, 108, 112, 114, 126, 133, 144, 152, 162, 168, 171, 189, 216, 224, 228, 252, 266, 288, 304, 324, 336, 342, 378, 399, 432, 456, 504, 513, 532, 567, 608, 648, 672, 684, 756, 798, 864, 912, 1008, 1026, 1064, 1134, 1197, 1296, 1368, 1512, 1539, 1596, 1824, 2016, 2052, 2113, 2128, 2268, 2394, 2592, 2736, 3024, 3078, 3192, 3591, 4104, 4226, 4256, 4536, 4788, 5472, 6048, 6156, 6339, 6384, 7182, 8208, 8452, 9072, 9576, 10773, 12312, 12678, 12768, 14364, 14791, 16416, 16904, 18144, 19017, 19152, 21546, 24624, 25356, 28728, 29582, 33808, 38034, 38304, 40147, 43092, 44373, 49248, 50712, 57051, 57456, 59164, 67616, 76068, 80294, 86184, 88746, 101424, 114102, 114912, 118328, 120441, 133119, 152136, 160588, 171153, 172368, 177492, 202848, 228204, 236656, 240882, 266238, 281029, 304272, 321176, 342306, 344736, 354984, 361323, 399357, 456408, 473312, 481764, 532476, 562058, 608544, 642352, 684612, 709968, 722646, 798714, 843087, 912816, 963528, 1064952, 1083969, 1124116, 1198071, 1284704, 1369224, 1419936, 1445292, 1597428, 1686174, 1825632, 1927056, 2129904, 2167938, 2248232, 2396142, 2529261, 2738448, 2890584, 3194856, 3251907, 3372348, 3854112, 4259808, 4335876, 4496464, 4792284, 5058522, 5476896, 5781168, 6389712, 6503814, 6744696, 7587783, 8671752, 8992928, 9584568, 10117044, 11562336, 12779424, 13007628, 13489392, 15175566, 17343504, 19169136, 20234088, 22763349, 26015256, 26978784, 30351132, 34687008, 38338272, 40468176, 45526698, 52030512, 60702264, 80936352, 91053396, 104061024, 121404528, 182106792, 242809056, 364213584, 728427168]

約数ペア:

[(1, 728427168), (2, 364213584), (3, 242809056), (4, 182106792), (6, 121404528), (7, 104061024), (8, 91053396), (9, 80936352), (12, 60702264), (14, 52030512), (16, 45526698), (18, 40468176), (19, 38338272), (21, 34687008), (24, 30351132), (27, 26978784), (28, 26015256), (32, 22763349), (36, 20234088), (38, 19169136), (42, 17343504), (48, 15175566), (54, 13489392), (56, 13007628), (57, 12779424), (63, 11562336), (72, 10117044), (76, 9584568), (81, 8992928), (84, 8671752), (96, 7587783), (108, 6744696), (112, 6503814), (114, 6389712), (126, 5781168), (133, 5476896), (144, 5058522), (152, 4792284), (162, 4496464), (168, 4335876), (171, 4259808), (189, 3854112), (216, 3372348), (224, 3251907), (228, 3194856), (252, 2890584), (266, 2738448), (288, 2529261), (304, 2396142), (324, 2248232), (336, 2167938), (342, 2129904), (378, 1927056), (399, 1825632), (432, 1686174), (456, 1597428), (504, 1445292), (513, 1419936), (532, 1369224), (567, 1284704), (608, 1198071), (648, 1124116), (672, 1083969), (684, 1064952), (756, 963528), (798, 912816), (864, 843087), (912, 798714), (1008, 722646), (1026, 709968), (1064, 684612), (1134, 642352), (1197, 608544), (1296, 562058), (1368, 532476), (1512, 481764), (1539, 473312), (1596, 456408), (1824, 399357), (2016, 361323), (2052, 354984), (2113, 344736), (2128, 342306), (2268, 321176), (2394, 304272), (2592, 281029), (2736, 266238), (3024, 240882), (3078, 236656), (3192, 228204), (3591, 202848), (4104, 177492), (4226, 172368), (4256, 171153), (4536, 160588), (4788, 152136), (5472, 133119), (6048, 120441), (6156, 118328), (6339, 114912), (6384, 114102), (7182, 101424), (8208, 88746), (8452, 86184), (9072, 80294), (9576, 76068), (10773, 67616), (12312, 59164), (12678, 57456), (12768, 57051), (14364, 50712), (14791, 49248), (16416, 44373), (16904, 43092), (18144, 40147), (19017, 38304), (19152, 38034), (21546, 33808), (24624, 29582), (25356, 28728)]