72709632

素因数分解:

$2^9\times 3^2\times {\mathrm{31}}^1\times {\mathrm{509}}^1$

素因数の和:564

約数の個数: 120

約数和(自身を含む): 217039680

約数和(自身を除く): 144330048

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 31, 32, 36, 48, 62, 64, 72, 93, 96, 124, 128, 144, 186, 192, 248, 256, 279, 288, 372, 384, 496, 509, 512, 558, 576, 744, 768, 992, 1018, 1116, 1152, 1488, 1527, 1536, 1984, 2036, 2232, 2304, 2976, 3054, 3968, 4072, 4464, 4581, 4608, 5952, 6108, 7936, 8144, 8928, 9162, 11904, 12216, 15779, 15872, 16288, 17856, 18324, 23808, 24432, 31558, 32576, 35712, 36648, 47337, 47616, 48864, 63116, 65152, 71424, 73296, 94674, 97728, 126232, 130304, 142011, 142848, 146592, 189348, 195456, 252464, 260608, 284022, 293184, 378696, 390912, 504928, 568044, 586368, 757392, 781824, 1009856, 1136088, 1172736, 1514784, 2019712, 2272176, 2345472, 3029568, 4039424, 4544352, 6059136, 8078848, 9088704, 12118272, 18177408, 24236544, 36354816, 72709632]

約数ペア:

[(1, 72709632), (2, 36354816), (3, 24236544), (4, 18177408), (6, 12118272), (8, 9088704), (9, 8078848), (12, 6059136), (16, 4544352), (18, 4039424), (24, 3029568), (31, 2345472), (32, 2272176), (36, 2019712), (48, 1514784), (62, 1172736), (64, 1136088), (72, 1009856), (93, 781824), (96, 757392), (124, 586368), (128, 568044), (144, 504928), (186, 390912), (192, 378696), (248, 293184), (256, 284022), (279, 260608), (288, 252464), (372, 195456), (384, 189348), (496, 146592), (509, 142848), (512, 142011), (558, 130304), (576, 126232), (744, 97728), (768, 94674), (992, 73296), (1018, 71424), (1116, 65152), (1152, 63116), (1488, 48864), (1527, 47616), (1536, 47337), (1984, 36648), (2036, 35712), (2232, 32576), (2304, 31558), (2976, 24432), (3054, 23808), (3968, 18324), (4072, 17856), (4464, 16288), (4581, 15872), (4608, 15779), (5952, 12216), (6108, 11904), (7936, 9162), (8144, 8928)]