31239264

素因数分解:

$2^5\times 3^1\times 7^2\times {\mathrm{29}}^1\times {\mathrm{229}}^1$

素因数の和:285

約数の個数: 144

約数和(自身を含む): 99111600

約数和(自身を除く): 67872336

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 29, 32, 42, 48, 49, 56, 58, 84, 87, 96, 98, 112, 116, 147, 168, 174, 196, 203, 224, 229, 232, 294, 336, 348, 392, 406, 458, 464, 588, 609, 672, 687, 696, 784, 812, 916, 928, 1176, 1218, 1374, 1392, 1421, 1568, 1603, 1624, 1832, 2352, 2436, 2748, 2784, 2842, 3206, 3248, 3664, 4263, 4704, 4809, 4872, 5496, 5684, 6412, 6496, 6641, 7328, 8526, 9618, 9744, 10992, 11221, 11368, 12824, 13282, 17052, 19236, 19488, 19923, 21984, 22442, 22736, 25648, 26564, 33663, 34104, 38472, 39846, 44884, 45472, 46487, 51296, 53128, 67326, 68208, 76944, 79692, 89768, 92974, 106256, 134652, 136416, 139461, 153888, 159384, 179536, 185948, 212512, 269304, 278922, 318768, 325409, 359072, 371896, 538608, 557844, 637536, 650818, 743792, 976227, 1077216, 1115688, 1301636, 1487584, 1952454, 2231376, 2603272, 3904908, 4462752, 5206544, 7809816, 10413088, 15619632, 31239264]

約数ペア:

[(1, 31239264), (2, 15619632), (3, 10413088), (4, 7809816), (6, 5206544), (7, 4462752), (8, 3904908), (12, 2603272), (14, 2231376), (16, 1952454), (21, 1487584), (24, 1301636), (28, 1115688), (29, 1077216), (32, 976227), (42, 743792), (48, 650818), (49, 637536), (56, 557844), (58, 538608), (84, 371896), (87, 359072), (96, 325409), (98, 318768), (112, 278922), (116, 269304), (147, 212512), (168, 185948), (174, 179536), (196, 159384), (203, 153888), (224, 139461), (229, 136416), (232, 134652), (294, 106256), (336, 92974), (348, 89768), (392, 79692), (406, 76944), (458, 68208), (464, 67326), (588, 53128), (609, 51296), (672, 46487), (687, 45472), (696, 44884), (784, 39846), (812, 38472), (916, 34104), (928, 33663), (1176, 26564), (1218, 25648), (1374, 22736), (1392, 22442), (1421, 21984), (1568, 19923), (1603, 19488), (1624, 19236), (1832, 17052), (2352, 13282), (2436, 12824), (2748, 11368), (2784, 11221), (2842, 10992), (3206, 9744), (3248, 9618), (3664, 8526), (4263, 7328), (4704, 6641), (4809, 6496), (4872, 6412), (5496, 5684)]