219981312

素因数分解:

$2^9\times 3^3\times {\mathrm{15913}}^1$

素因数の和:15940

約数の個数: 80

約数和(自身を含む): 651200880

約数和(自身を除く): 431219568

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 32, 36, 48, 54, 64, 72, 96, 108, 128, 144, 192, 216, 256, 288, 384, 432, 512, 576, 768, 864, 1152, 1536, 1728, 2304, 3456, 4608, 6912, 13824, 15913, 31826, 47739, 63652, 95478, 127304, 143217, 190956, 254608, 286434, 381912, 429651, 509216, 572868, 763824, 859302, 1018432, 1145736, 1527648, 1718604, 2036864, 2291472, 3055296, 3437208, 4073728, 4582944, 6110592, 6874416, 8147456, 9165888, 12221184, 13748832, 18331776, 24442368, 27497664, 36663552, 54995328, 73327104, 109990656, 219981312]

約数ペア:

[(1, 219981312), (2, 109990656), (3, 73327104), (4, 54995328), (6, 36663552), (8, 27497664), (9, 24442368), (12, 18331776), (16, 13748832), (18, 12221184), (24, 9165888), (27, 8147456), (32, 6874416), (36, 6110592), (48, 4582944), (54, 4073728), (64, 3437208), (72, 3055296), (96, 2291472), (108, 2036864), (128, 1718604), (144, 1527648), (192, 1145736), (216, 1018432), (256, 859302), (288, 763824), (384, 572868), (432, 509216), (512, 429651), (576, 381912), (768, 286434), (864, 254608), (1152, 190956), (1536, 143217), (1728, 127304), (2304, 95478), (3456, 63652), (4608, 47739), (6912, 31826), (13824, 15913)]