293977216

素因数分解:

$2^7\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{139}}^1$

素因数の和:238

約数の個数: 128

約数和(自身を含む): 671731200

約数和(自身を除く): 377753984

約数列:

[1, 2, 4, 8, 13, 16, 26, 31, 32, 41, 52, 62, 64, 82, 104, 124, 128, 139, 164, 208, 248, 278, 328, 403, 416, 496, 533, 556, 656, 806, 832, 992, 1066, 1112, 1271, 1312, 1612, 1664, 1807, 1984, 2132, 2224, 2542, 2624, 3224, 3614, 3968, 4264, 4309, 4448, 5084, 5248, 5699, 6448, 7228, 8528, 8618, 8896, 10168, 11398, 12896, 14456, 16523, 17056, 17236, 17792, 20336, 22796, 25792, 28912, 33046, 34112, 34472, 40672, 45592, 51584, 56017, 57824, 66092, 68224, 68944, 74087, 81344, 91184, 112034, 115648, 132184, 137888, 148174, 162688, 176669, 182368, 224068, 231296, 264368, 275776, 296348, 353338, 364736, 448136, 528736, 551552, 592696, 706676, 729472, 896272, 1057472, 1185392, 1413352, 1792544, 2114944, 2296697, 2370784, 2826704, 3585088, 4593394, 4741568, 5653408, 7170176, 9186788, 9483136, 11306816, 18373576, 22613632, 36747152, 73494304, 146988608, 293977216]

約数ペア:

[(1, 293977216), (2, 146988608), (4, 73494304), (8, 36747152), (13, 22613632), (16, 18373576), (26, 11306816), (31, 9483136), (32, 9186788), (41, 7170176), (52, 5653408), (62, 4741568), (64, 4593394), (82, 3585088), (104, 2826704), (124, 2370784), (128, 2296697), (139, 2114944), (164, 1792544), (208, 1413352), (248, 1185392), (278, 1057472), (328, 896272), (403, 729472), (416, 706676), (496, 592696), (533, 551552), (556, 528736), (656, 448136), (806, 364736), (832, 353338), (992, 296348), (1066, 275776), (1112, 264368), (1271, 231296), (1312, 224068), (1612, 182368), (1664, 176669), (1807, 162688), (1984, 148174), (2132, 137888), (2224, 132184), (2542, 115648), (2624, 112034), (3224, 91184), (3614, 81344), (3968, 74087), (4264, 68944), (4309, 68224), (4448, 66092), (5084, 57824), (5248, 56017), (5699, 51584), (6448, 45592), (7228, 40672), (8528, 34472), (8618, 34112), (8896, 33046), (10168, 28912), (11398, 25792), (12896, 22796), (14456, 20336), (16523, 17792), (17056, 17236)]