401359728

素因数分解:

$2^4\times 3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{31}}^2\times {\mathrm{113}}^1$

素因数の和:204

約数の個数: 240

約数和(自身を含む): 1347556608

約数和(自身を除く): 946196880

約数列:

[1, 2, 3, 4, 6, 7, 8, 11, 12, 14, 16, 21, 22, 24, 28, 31, 33, 42, 44, 48, 56, 62, 66, 77, 84, 88, 93, 112, 113, 124, 132, 154, 168, 176, 186, 217, 226, 231, 248, 264, 308, 336, 339, 341, 372, 434, 452, 462, 496, 528, 616, 651, 678, 682, 744, 791, 868, 904, 924, 961, 1023, 1232, 1243, 1302, 1356, 1364, 1488, 1582, 1736, 1808, 1848, 1922, 2046, 2373, 2387, 2486, 2604, 2712, 2728, 2883, 3164, 3472, 3503, 3696, 3729, 3844, 4092, 4746, 4774, 4972, 5208, 5424, 5456, 5766, 6328, 6727, 7006, 7161, 7458, 7688, 8184, 8701, 9492, 9548, 9944, 10416, 10509, 10571, 11532, 12656, 13454, 14012, 14322, 14916, 15376, 16368, 17402, 18984, 19096, 19888, 20181, 21018, 21142, 23064, 24521, 26103, 26908, 28024, 28644, 29832, 31713, 34804, 37968, 38192, 38533, 40362, 42036, 42284, 46128, 49042, 52206, 53816, 56048, 57288, 59664, 63426, 69608, 73563, 73997, 77066, 80724, 84072, 84568, 98084, 104412, 107632, 108593, 114576, 115599, 126852, 139216, 147126, 147994, 154132, 161448, 168144, 169136, 196168, 208824, 217186, 221991, 231198, 253704, 269731, 294252, 295988, 308264, 322896, 325779, 392336, 417648, 434372, 443982, 462396, 507408, 539462, 588504, 591976, 616528, 651558, 760151, 809193, 868744, 887964, 924792, 1078924, 1177008, 1183952, 1194523, 1303116, 1520302, 1618386, 1737488, 1775928, 1849584, 2157848, 2280453, 2389046, 2606232, 3040604, 3236772, 3551856, 3583569, 4315696, 4560906, 4778092, 5212464, 6081208, 6473544, 7167138, 8361661, 9121812, 9556184, 12162416, 12947088, 14334276, 16723322, 18243624, 19112368, 25084983, 28668552, 33446644, 36487248, 50169966, 57337104, 66893288, 100339932, 133786576, 200679864, 401359728]

約数ペア:

[(1, 401359728), (2, 200679864), (3, 133786576), (4, 100339932), (6, 66893288), (7, 57337104), (8, 50169966), (11, 36487248), (12, 33446644), (14, 28668552), (16, 25084983), (21, 19112368), (22, 18243624), (24, 16723322), (28, 14334276), (31, 12947088), (33, 12162416), (42, 9556184), (44, 9121812), (48, 8361661), (56, 7167138), (62, 6473544), (66, 6081208), (77, 5212464), (84, 4778092), (88, 4560906), (93, 4315696), (112, 3583569), (113, 3551856), (124, 3236772), (132, 3040604), (154, 2606232), (168, 2389046), (176, 2280453), (186, 2157848), (217, 1849584), (226, 1775928), (231, 1737488), (248, 1618386), (264, 1520302), (308, 1303116), (336, 1194523), (339, 1183952), (341, 1177008), (372, 1078924), (434, 924792), (452, 887964), (462, 868744), (496, 809193), (528, 760151), (616, 651558), (651, 616528), (678, 591976), (682, 588504), (744, 539462), (791, 507408), (868, 462396), (904, 443982), (924, 434372), (961, 417648), (1023, 392336), (1232, 325779), (1243, 322896), (1302, 308264), (1356, 295988), (1364, 294252), (1488, 269731), (1582, 253704), (1736, 231198), (1808, 221991), (1848, 217186), (1922, 208824), (2046, 196168), (2373, 169136), (2387, 168144), (2486, 161448), (2604, 154132), (2712, 147994), (2728, 147126), (2883, 139216), (3164, 126852), (3472, 115599), (3503, 114576), (3696, 108593), (3729, 107632), (3844, 104412), (4092, 98084), (4746, 84568), (4774, 84072), (4972, 80724), (5208, 77066), (5424, 73997), (5456, 73563), (5766, 69608), (6328, 63426), (6727, 59664), (7006, 57288), (7161, 56048), (7458, 53816), (7688, 52206), (8184, 49042), (8701, 46128), (9492, 42284), (9548, 42036), (9944, 40362), (10416, 38533), (10509, 38192), (10571, 37968), (11532, 34804), (12656, 31713), (13454, 29832), (14012, 28644), (14322, 28024), (14916, 26908), (15376, 26103), (16368, 24521), (17402, 23064), (18984, 21142), (19096, 21018), (19888, 20181)]