261338616

素因数分解:

$2^3\times 3^3\times 7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{827}}^1$

素因数の和:879

約数の個数: 256

約数和(自身を含む): 953856000

約数和(自身を除く): 692517384

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 11, 12, 14, 18, 19, 21, 22, 24, 27, 28, 33, 36, 38, 42, 44, 54, 56, 57, 63, 66, 72, 76, 77, 84, 88, 99, 108, 114, 126, 132, 133, 152, 154, 168, 171, 189, 198, 209, 216, 228, 231, 252, 264, 266, 297, 308, 342, 378, 396, 399, 418, 456, 462, 504, 513, 532, 594, 616, 627, 684, 693, 756, 792, 798, 827, 836, 924, 1026, 1064, 1188, 1197, 1254, 1368, 1386, 1463, 1512, 1596, 1654, 1672, 1848, 1881, 2052, 2079, 2376, 2394, 2481, 2508, 2772, 2926, 3192, 3308, 3591, 3762, 4104, 4158, 4389, 4788, 4962, 5016, 5544, 5643, 5789, 5852, 6616, 7182, 7443, 7524, 8316, 8778, 9097, 9576, 9924, 11286, 11578, 11704, 13167, 14364, 14886, 15048, 15713, 16632, 17367, 17556, 18194, 19848, 22329, 22572, 23156, 26334, 27291, 28728, 29772, 31426, 34734, 35112, 36388, 39501, 44658, 45144, 46312, 47139, 52101, 52668, 54582, 59544, 62852, 63679, 69468, 72776, 79002, 81873, 89316, 94278, 104202, 105336, 109164, 109991, 125704, 127358, 138936, 141417, 156303, 158004, 163746, 172843, 178632, 188556, 191037, 208404, 218328, 219982, 245619, 254716, 282834, 312606, 316008, 327492, 329973, 345686, 377112, 382074, 416808, 424251, 439964, 491238, 509432, 518529, 565668, 573111, 625212, 654984, 659946, 691372, 764148, 848502, 879928, 982476, 989919, 1037058, 1131336, 1146222, 1209901, 1250424, 1319892, 1382744, 1528296, 1555587, 1697004, 1719333, 1964952, 1979838, 2074116, 2292444, 2419802, 2639784, 2969757, 3111174, 3394008, 3438666, 3629703, 3959676, 4148232, 4584888, 4666761, 4839604, 5939514, 6222348, 6877332, 7259406, 7919352, 9333522, 9679208, 10889109, 11879028, 12444696, 13754664, 14518812, 18667044, 21778218, 23758056, 29037624, 32667327, 37334088, 43556436, 65334654, 87112872, 130669308, 261338616]

約数ペア:

[(1, 261338616), (2, 130669308), (3, 87112872), (4, 65334654), (6, 43556436), (7, 37334088), (8, 32667327), (9, 29037624), (11, 23758056), (12, 21778218), (14, 18667044), (18, 14518812), (19, 13754664), (21, 12444696), (22, 11879028), (24, 10889109), (27, 9679208), (28, 9333522), (33, 7919352), (36, 7259406), (38, 6877332), (42, 6222348), (44, 5939514), (54, 4839604), (56, 4666761), (57, 4584888), (63, 4148232), (66, 3959676), (72, 3629703), (76, 3438666), (77, 3394008), (84, 3111174), (88, 2969757), (99, 2639784), (108, 2419802), (114, 2292444), (126, 2074116), (132, 1979838), (133, 1964952), (152, 1719333), (154, 1697004), (168, 1555587), (171, 1528296), (189, 1382744), (198, 1319892), (209, 1250424), (216, 1209901), (228, 1146222), (231, 1131336), (252, 1037058), (264, 989919), (266, 982476), (297, 879928), (308, 848502), (342, 764148), (378, 691372), (396, 659946), (399, 654984), (418, 625212), (456, 573111), (462, 565668), (504, 518529), (513, 509432), (532, 491238), (594, 439964), (616, 424251), (627, 416808), (684, 382074), (693, 377112), (756, 345686), (792, 329973), (798, 327492), (827, 316008), (836, 312606), (924, 282834), (1026, 254716), (1064, 245619), (1188, 219982), (1197, 218328), (1254, 208404), (1368, 191037), (1386, 188556), (1463, 178632), (1512, 172843), (1596, 163746), (1654, 158004), (1672, 156303), (1848, 141417), (1881, 138936), (2052, 127358), (2079, 125704), (2376, 109991), (2394, 109164), (2481, 105336), (2508, 104202), (2772, 94278), (2926, 89316), (3192, 81873), (3308, 79002), (3591, 72776), (3762, 69468), (4104, 63679), (4158, 62852), (4389, 59544), (4788, 54582), (4962, 52668), (5016, 52101), (5544, 47139), (5643, 46312), (5789, 45144), (5852, 44658), (6616, 39501), (7182, 36388), (7443, 35112), (7524, 34734), (8316, 31426), (8778, 29772), (9097, 28728), (9576, 27291), (9924, 26334), (11286, 23156), (11578, 22572), (11704, 22329), (13167, 19848), (14364, 18194), (14886, 17556), (15048, 17367), (15713, 16632)]