30811008

素因数分解:

$2^7\times 3^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{103}}^1$

素因数の和:180

約数の個数: 128

約数和(自身を含む): 89107200

約数和(自身を除く): 58296192

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 19, 24, 32, 38, 41, 48, 57, 64, 76, 82, 96, 103, 114, 123, 128, 152, 164, 192, 206, 228, 246, 304, 309, 328, 384, 412, 456, 492, 608, 618, 656, 779, 824, 912, 984, 1216, 1236, 1312, 1558, 1648, 1824, 1957, 1968, 2337, 2432, 2472, 2624, 3116, 3296, 3648, 3914, 3936, 4223, 4674, 4944, 5248, 5871, 6232, 6592, 7296, 7828, 7872, 8446, 9348, 9888, 11742, 12464, 12669, 13184, 15656, 15744, 16892, 18696, 19776, 23484, 24928, 25338, 31312, 33784, 37392, 39552, 46968, 49856, 50676, 62624, 67568, 74784, 80237, 93936, 99712, 101352, 125248, 135136, 149568, 160474, 187872, 202704, 240711, 250496, 270272, 299136, 320948, 375744, 405408, 481422, 540544, 641896, 751488, 810816, 962844, 1283792, 1621632, 1925688, 2567584, 3851376, 5135168, 7702752, 10270336, 15405504, 30811008]

約数ペア:

[(1, 30811008), (2, 15405504), (3, 10270336), (4, 7702752), (6, 5135168), (8, 3851376), (12, 2567584), (16, 1925688), (19, 1621632), (24, 1283792), (32, 962844), (38, 810816), (41, 751488), (48, 641896), (57, 540544), (64, 481422), (76, 405408), (82, 375744), (96, 320948), (103, 299136), (114, 270272), (123, 250496), (128, 240711), (152, 202704), (164, 187872), (192, 160474), (206, 149568), (228, 135136), (246, 125248), (304, 101352), (309, 99712), (328, 93936), (384, 80237), (412, 74784), (456, 67568), (492, 62624), (608, 50676), (618, 49856), (656, 46968), (779, 39552), (824, 37392), (912, 33784), (984, 31312), (1216, 25338), (1236, 24928), (1312, 23484), (1558, 19776), (1648, 18696), (1824, 16892), (1957, 15744), (1968, 15656), (2337, 13184), (2432, 12669), (2472, 12464), (2624, 11742), (3116, 9888), (3296, 9348), (3648, 8446), (3914, 7872), (3936, 7828), (4223, 7296), (4674, 6592), (4944, 6232), (5248, 5871)]