31040280

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{41}}^1\times {\mathrm{701}}^1$

素因数の和:762

約数の個数: 128

約数和(自身を含む): 106142400

約数和(自身を除く): 75102120

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 36, 40, 41, 45, 54, 60, 72, 82, 90, 108, 120, 123, 135, 164, 180, 205, 216, 246, 270, 328, 360, 369, 410, 492, 540, 615, 701, 738, 820, 984, 1080, 1107, 1230, 1402, 1476, 1640, 1845, 2103, 2214, 2460, 2804, 2952, 3505, 3690, 4206, 4428, 4920, 5535, 5608, 6309, 7010, 7380, 8412, 8856, 10515, 11070, 12618, 14020, 14760, 16824, 18927, 21030, 22140, 25236, 28040, 28741, 31545, 37854, 42060, 44280, 50472, 57482, 63090, 75708, 84120, 86223, 94635, 114964, 126180, 143705, 151416, 172446, 189270, 229928, 252360, 258669, 287410, 344892, 378540, 431115, 517338, 574820, 689784, 757080, 776007, 862230, 1034676, 1149640, 1293345, 1552014, 1724460, 2069352, 2586690, 3104028, 3448920, 3880035, 5173380, 6208056, 7760070, 10346760, 15520140, 31040280]

約数ペア:

[(1, 31040280), (2, 15520140), (3, 10346760), (4, 7760070), (5, 6208056), (6, 5173380), (8, 3880035), (9, 3448920), (10, 3104028), (12, 2586690), (15, 2069352), (18, 1724460), (20, 1552014), (24, 1293345), (27, 1149640), (30, 1034676), (36, 862230), (40, 776007), (41, 757080), (45, 689784), (54, 574820), (60, 517338), (72, 431115), (82, 378540), (90, 344892), (108, 287410), (120, 258669), (123, 252360), (135, 229928), (164, 189270), (180, 172446), (205, 151416), (216, 143705), (246, 126180), (270, 114964), (328, 94635), (360, 86223), (369, 84120), (410, 75708), (492, 63090), (540, 57482), (615, 50472), (701, 44280), (738, 42060), (820, 37854), (984, 31545), (1080, 28741), (1107, 28040), (1230, 25236), (1402, 22140), (1476, 21030), (1640, 18927), (1845, 16824), (2103, 14760), (2214, 14020), (2460, 12618), (2804, 11070), (2952, 10515), (3505, 8856), (3690, 8412), (4206, 7380), (4428, 7010), (4920, 6309), (5535, 5608)]