72988416

素因数分解:

$2^8\times 3^2\times {\mathrm{79}}^1\times {\mathrm{401}}^1$

素因数の和:502

約数の個数: 108

約数和(自身を含む): 213638880

約数和(自身を除く): 140650464

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 48, 64, 72, 79, 96, 128, 144, 158, 192, 237, 256, 288, 316, 384, 401, 474, 576, 632, 711, 768, 802, 948, 1152, 1203, 1264, 1422, 1604, 1896, 2304, 2406, 2528, 2844, 3208, 3609, 3792, 4812, 5056, 5688, 6416, 7218, 7584, 9624, 10112, 11376, 12832, 14436, 15168, 19248, 20224, 22752, 25664, 28872, 30336, 31679, 38496, 45504, 51328, 57744, 60672, 63358, 76992, 91008, 95037, 102656, 115488, 126716, 153984, 182016, 190074, 230976, 253432, 285111, 307968, 380148, 461952, 506864, 570222, 760296, 923904, 1013728, 1140444, 1520592, 2027456, 2280888, 3041184, 4054912, 4561776, 6082368, 8109824, 9123552, 12164736, 18247104, 24329472, 36494208, 72988416]

約数ペア:

[(1, 72988416), (2, 36494208), (3, 24329472), (4, 18247104), (6, 12164736), (8, 9123552), (9, 8109824), (12, 6082368), (16, 4561776), (18, 4054912), (24, 3041184), (32, 2280888), (36, 2027456), (48, 1520592), (64, 1140444), (72, 1013728), (79, 923904), (96, 760296), (128, 570222), (144, 506864), (158, 461952), (192, 380148), (237, 307968), (256, 285111), (288, 253432), (316, 230976), (384, 190074), (401, 182016), (474, 153984), (576, 126716), (632, 115488), (711, 102656), (768, 95037), (802, 91008), (948, 76992), (1152, 63358), (1203, 60672), (1264, 57744), (1422, 51328), (1604, 45504), (1896, 38496), (2304, 31679), (2406, 30336), (2528, 28872), (2844, 25664), (3208, 22752), (3609, 20224), (3792, 19248), (4812, 15168), (5056, 14436), (5688, 12832), (6416, 11376), (7218, 10112), (7584, 9624)]