221976864

素因数分解:

$2^5\times 3^2\times {\mathrm{23}}^2\times {\mathrm{31}}^1\times {\mathrm{47}}^1$

素因数の和:140

約数の個数: 216

約数和(自身を含む): 695665152

約数和(自身を除く): 473688288

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 23, 24, 31, 32, 36, 46, 47, 48, 62, 69, 72, 92, 93, 94, 96, 124, 138, 141, 144, 184, 186, 188, 207, 248, 276, 279, 282, 288, 368, 372, 376, 414, 423, 496, 529, 552, 558, 564, 713, 736, 744, 752, 828, 846, 992, 1058, 1081, 1104, 1116, 1128, 1426, 1457, 1488, 1504, 1587, 1656, 1692, 2116, 2139, 2162, 2208, 2232, 2256, 2852, 2914, 2976, 3174, 3243, 3312, 3384, 4232, 4278, 4324, 4371, 4464, 4512, 4761, 5704, 5828, 6348, 6417, 6486, 6624, 6768, 8464, 8556, 8648, 8742, 8928, 9522, 9729, 11408, 11656, 12696, 12834, 12972, 13113, 13536, 16399, 16928, 17112, 17296, 17484, 19044, 19458, 22816, 23312, 24863, 25392, 25668, 25944, 26226, 32798, 33511, 34224, 34592, 34968, 38088, 38916, 46624, 49197, 49726, 50784, 51336, 51888, 52452, 65596, 67022, 68448, 69936, 74589, 76176, 77832, 98394, 99452, 100533, 102672, 103776, 104904, 131192, 134044, 139872, 147591, 149178, 152352, 155664, 196788, 198904, 201066, 205344, 209808, 223767, 262384, 268088, 295182, 298356, 301599, 311328, 393576, 397808, 402132, 419616, 447534, 524768, 536176, 590364, 596712, 603198, 770753, 787152, 795616, 804264, 895068, 1072352, 1180728, 1193424, 1206396, 1541506, 1574304, 1608528, 1790136, 2312259, 2361456, 2386848, 2412792, 3083012, 3217056, 3580272, 4624518, 4722912, 4825584, 6166024, 6936777, 7160544, 9249036, 9651168, 12332048, 13873554, 18498072, 24664096, 27747108, 36996144, 55494216, 73992288, 110988432, 221976864]

約数ペア:

[(1, 221976864), (2, 110988432), (3, 73992288), (4, 55494216), (6, 36996144), (8, 27747108), (9, 24664096), (12, 18498072), (16, 13873554), (18, 12332048), (23, 9651168), (24, 9249036), (31, 7160544), (32, 6936777), (36, 6166024), (46, 4825584), (47, 4722912), (48, 4624518), (62, 3580272), (69, 3217056), (72, 3083012), (92, 2412792), (93, 2386848), (94, 2361456), (96, 2312259), (124, 1790136), (138, 1608528), (141, 1574304), (144, 1541506), (184, 1206396), (186, 1193424), (188, 1180728), (207, 1072352), (248, 895068), (276, 804264), (279, 795616), (282, 787152), (288, 770753), (368, 603198), (372, 596712), (376, 590364), (414, 536176), (423, 524768), (496, 447534), (529, 419616), (552, 402132), (558, 397808), (564, 393576), (713, 311328), (736, 301599), (744, 298356), (752, 295182), (828, 268088), (846, 262384), (992, 223767), (1058, 209808), (1081, 205344), (1104, 201066), (1116, 198904), (1128, 196788), (1426, 155664), (1457, 152352), (1488, 149178), (1504, 147591), (1587, 139872), (1656, 134044), (1692, 131192), (2116, 104904), (2139, 103776), (2162, 102672), (2208, 100533), (2232, 99452), (2256, 98394), (2852, 77832), (2914, 76176), (2976, 74589), (3174, 69936), (3243, 68448), (3312, 67022), (3384, 65596), (4232, 52452), (4278, 51888), (4324, 51336), (4371, 50784), (4464, 49726), (4512, 49197), (4761, 46624), (5704, 38916), (5828, 38088), (6348, 34968), (6417, 34592), (6486, 34224), (6624, 33511), (6768, 32798), (8464, 26226), (8556, 25944), (8648, 25668), (8742, 25392), (8928, 24863), (9522, 23312), (9729, 22816), (11408, 19458), (11656, 19044), (12696, 17484), (12834, 17296), (12972, 17112), (13113, 16928), (13536, 16399)]