31440528

素因数分解:

$2^4\times 3^3\times 7^1\times {\mathrm{37}}^1\times {\mathrm{281}}^1$

素因数の和:342

約数の個数: 160

約数和(自身を含む): 106302720

約数和(自身を除く): 74862192

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 27, 28, 36, 37, 42, 48, 54, 56, 63, 72, 74, 84, 108, 111, 112, 126, 144, 148, 168, 189, 216, 222, 252, 259, 281, 296, 333, 336, 378, 432, 444, 504, 518, 562, 592, 666, 756, 777, 843, 888, 999, 1008, 1036, 1124, 1332, 1512, 1554, 1686, 1776, 1967, 1998, 2072, 2248, 2331, 2529, 2664, 3024, 3108, 3372, 3934, 3996, 4144, 4496, 4662, 5058, 5328, 5901, 6216, 6744, 6993, 7587, 7868, 7992, 9324, 10116, 10397, 11802, 12432, 13488, 13986, 15174, 15736, 15984, 17703, 18648, 20232, 20794, 23604, 27972, 30348, 31191, 31472, 35406, 37296, 40464, 41588, 47208, 53109, 55944, 60696, 62382, 70812, 72779, 83176, 93573, 94416, 106218, 111888, 121392, 124764, 141624, 145558, 166352, 187146, 212436, 218337, 249528, 280719, 283248, 291116, 374292, 424872, 436674, 499056, 561438, 582232, 655011, 748584, 849744, 873348, 1122876, 1164464, 1310022, 1497168, 1746696, 1965033, 2245752, 2620044, 3493392, 3930066, 4491504, 5240088, 7860132, 10480176, 15720264, 31440528]

約数ペア:

[(1, 31440528), (2, 15720264), (3, 10480176), (4, 7860132), (6, 5240088), (7, 4491504), (8, 3930066), (9, 3493392), (12, 2620044), (14, 2245752), (16, 1965033), (18, 1746696), (21, 1497168), (24, 1310022), (27, 1164464), (28, 1122876), (36, 873348), (37, 849744), (42, 748584), (48, 655011), (54, 582232), (56, 561438), (63, 499056), (72, 436674), (74, 424872), (84, 374292), (108, 291116), (111, 283248), (112, 280719), (126, 249528), (144, 218337), (148, 212436), (168, 187146), (189, 166352), (216, 145558), (222, 141624), (252, 124764), (259, 121392), (281, 111888), (296, 106218), (333, 94416), (336, 93573), (378, 83176), (432, 72779), (444, 70812), (504, 62382), (518, 60696), (562, 55944), (592, 53109), (666, 47208), (756, 41588), (777, 40464), (843, 37296), (888, 35406), (999, 31472), (1008, 31191), (1036, 30348), (1124, 27972), (1332, 23604), (1512, 20794), (1554, 20232), (1686, 18648), (1776, 17703), (1967, 15984), (1998, 15736), (2072, 15174), (2248, 13986), (2331, 13488), (2529, 12432), (2664, 11802), (3024, 10397), (3108, 10116), (3372, 9324), (3934, 7992), (3996, 7868), (4144, 7587), (4496, 6993), (4662, 6744), (5058, 6216), (5328, 5901)]