78928416

素因数分解:

$2^5\times 3^2\times 7^3\times {\mathrm{17}}^1\times {\mathrm{47}}^1$

素因数の和:101

約数の個数: 288

約数和(自身を含む): 283046400

約数和(自身を除く): 204117984

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 17, 18, 21, 24, 28, 32, 34, 36, 42, 47, 48, 49, 51, 56, 63, 68, 72, 84, 94, 96, 98, 102, 112, 119, 126, 136, 141, 144, 147, 153, 168, 188, 196, 204, 224, 238, 252, 272, 282, 288, 294, 306, 329, 336, 343, 357, 376, 392, 408, 423, 441, 476, 504, 544, 564, 588, 612, 658, 672, 686, 714, 752, 784, 799, 816, 833, 846, 882, 952, 987, 1008, 1029, 1071, 1128, 1176, 1224, 1316, 1372, 1428, 1504, 1568, 1598, 1632, 1666, 1692, 1764, 1904, 1974, 2016, 2058, 2142, 2256, 2303, 2352, 2397, 2448, 2499, 2632, 2744, 2856, 2961, 3087, 3196, 3332, 3384, 3528, 3808, 3948, 4116, 4284, 4512, 4606, 4704, 4794, 4896, 4998, 5264, 5488, 5593, 5712, 5831, 5922, 6174, 6392, 6664, 6768, 6909, 7056, 7191, 7497, 7896, 8232, 8568, 9212, 9588, 9996, 10528, 10976, 11186, 11424, 11662, 11844, 12348, 12784, 13328, 13536, 13818, 14112, 14382, 14994, 15792, 16121, 16464, 16779, 17136, 17493, 18424, 19176, 19992, 20727, 22372, 23324, 23688, 24696, 25568, 26656, 27636, 28764, 29988, 31584, 32242, 32928, 33558, 34272, 34986, 36848, 38352, 39151, 39984, 41454, 44744, 46648, 47376, 48363, 49392, 50337, 52479, 55272, 57528, 59976, 64484, 67116, 69972, 73696, 76704, 78302, 79968, 82908, 89488, 93296, 94752, 96726, 98784, 100674, 104958, 110544, 115056, 117453, 119952, 128968, 134232, 139944, 145089, 156604, 165816, 178976, 186592, 193452, 201348, 209916, 221088, 230112, 234906, 239904, 257936, 268464, 274057, 279888, 290178, 313208, 331632, 352359, 386904, 402696, 419832, 469812, 515872, 536928, 548114, 559776, 580356, 626416, 663264, 704718, 773808, 805392, 822171, 839664, 939624, 1096228, 1160712, 1252832, 1409436, 1547616, 1610784, 1644342, 1679328, 1879248, 2192456, 2321424, 2466513, 2818872, 3288684, 3758496, 4384912, 4642848, 4933026, 5637744, 6577368, 8769824, 9866052, 11275488, 13154736, 19732104, 26309472, 39464208, 78928416]

約数ペア:

[(1, 78928416), (2, 39464208), (3, 26309472), (4, 19732104), (6, 13154736), (7, 11275488), (8, 9866052), (9, 8769824), (12, 6577368), (14, 5637744), (16, 4933026), (17, 4642848), (18, 4384912), (21, 3758496), (24, 3288684), (28, 2818872), (32, 2466513), (34, 2321424), (36, 2192456), (42, 1879248), (47, 1679328), (48, 1644342), (49, 1610784), (51, 1547616), (56, 1409436), (63, 1252832), (68, 1160712), (72, 1096228), (84, 939624), (94, 839664), (96, 822171), (98, 805392), (102, 773808), (112, 704718), (119, 663264), (126, 626416), (136, 580356), (141, 559776), (144, 548114), (147, 536928), (153, 515872), (168, 469812), (188, 419832), (196, 402696), (204, 386904), (224, 352359), (238, 331632), (252, 313208), (272, 290178), (282, 279888), (288, 274057), (294, 268464), (306, 257936), (329, 239904), (336, 234906), (343, 230112), (357, 221088), (376, 209916), (392, 201348), (408, 193452), (423, 186592), (441, 178976), (476, 165816), (504, 156604), (544, 145089), (564, 139944), (588, 134232), (612, 128968), (658, 119952), (672, 117453), (686, 115056), (714, 110544), (752, 104958), (784, 100674), (799, 98784), (816, 96726), (833, 94752), (846, 93296), (882, 89488), (952, 82908), (987, 79968), (1008, 78302), (1029, 76704), (1071, 73696), (1128, 69972), (1176, 67116), (1224, 64484), (1316, 59976), (1372, 57528), (1428, 55272), (1504, 52479), (1568, 50337), (1598, 49392), (1632, 48363), (1666, 47376), (1692, 46648), (1764, 44744), (1904, 41454), (1974, 39984), (2016, 39151), (2058, 38352), (2142, 36848), (2256, 34986), (2303, 34272), (2352, 33558), (2397, 32928), (2448, 32242), (2499, 31584), (2632, 29988), (2744, 28764), (2856, 27636), (2961, 26656), (3087, 25568), (3196, 24696), (3332, 23688), (3384, 23324), (3528, 22372), (3808, 20727), (3948, 19992), (4116, 19176), (4284, 18424), (4512, 17493), (4606, 17136), (4704, 16779), (4794, 16464), (4896, 16121), (4998, 15792), (5264, 14994), (5488, 14382), (5593, 14112), (5712, 13818), (5831, 13536), (5922, 13328), (6174, 12784), (6392, 12348), (6664, 11844), (6768, 11662), (6909, 11424), (7056, 11186), (7191, 10976), (7497, 10528), (7896, 9996), (8232, 9588), (8568, 9212)]