220635248

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{83}}^1\times {\mathrm{337}}^1$

素因数の和:474

約数の個数: 80

約数和(自身を含む): 475282080

約数和(自身を除く): 254646832

約数列:

[1, 2, 4, 8, 16, 17, 29, 34, 58, 68, 83, 116, 136, 166, 232, 272, 332, 337, 464, 493, 664, 674, 986, 1328, 1348, 1411, 1972, 2407, 2696, 2822, 3944, 4814, 5392, 5644, 5729, 7888, 9628, 9773, 11288, 11458, 19256, 19546, 22576, 22916, 27971, 38512, 39092, 40919, 45832, 55942, 78184, 81838, 91664, 111884, 156368, 163676, 166141, 223768, 327352, 332282, 447536, 475507, 654704, 664564, 811159, 951014, 1329128, 1622318, 1902028, 2658256, 3244636, 3804056, 6489272, 7608112, 12978544, 13789703, 27579406, 55158812, 110317624, 220635248]

約数ペア:

[(1, 220635248), (2, 110317624), (4, 55158812), (8, 27579406), (16, 13789703), (17, 12978544), (29, 7608112), (34, 6489272), (58, 3804056), (68, 3244636), (83, 2658256), (116, 1902028), (136, 1622318), (166, 1329128), (232, 951014), (272, 811159), (332, 664564), (337, 654704), (464, 475507), (493, 447536), (664, 332282), (674, 327352), (986, 223768), (1328, 166141), (1348, 163676), (1411, 156368), (1972, 111884), (2407, 91664), (2696, 81838), (2822, 78184), (3944, 55942), (4814, 45832), (5392, 40919), (5644, 39092), (5729, 38512), (7888, 27971), (9628, 22916), (9773, 22576), (11288, 19546), (11458, 19256)]