64680784

素因数分解:

$2^4\times 7^2\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{211}}^1$

素因数の和:273

約数の個数: 120

約数和(自身を含む): 161828928

約数和(自身を除く): 97148144

約数列:

[1, 2, 4, 7, 8, 14, 16, 17, 23, 28, 34, 46, 49, 56, 68, 92, 98, 112, 119, 136, 161, 184, 196, 211, 238, 272, 322, 368, 391, 392, 422, 476, 644, 782, 784, 833, 844, 952, 1127, 1288, 1477, 1564, 1666, 1688, 1904, 2254, 2576, 2737, 2954, 3128, 3332, 3376, 3587, 4508, 4853, 5474, 5908, 6256, 6664, 7174, 9016, 9706, 10339, 10948, 11816, 13328, 14348, 18032, 19159, 19412, 20678, 21896, 23632, 25109, 28696, 33971, 38318, 38824, 41356, 43792, 50218, 57392, 67942, 76636, 77648, 82501, 82712, 100436, 135884, 153272, 165002, 165424, 175763, 200872, 237797, 271768, 306544, 330004, 351526, 401744, 475594, 543536, 577507, 660008, 703052, 951188, 1155014, 1320016, 1406104, 1902376, 2310028, 2812208, 3804752, 4042549, 4620056, 8085098, 9240112, 16170196, 32340392, 64680784]

約数ペア:

[(1, 64680784), (2, 32340392), (4, 16170196), (7, 9240112), (8, 8085098), (14, 4620056), (16, 4042549), (17, 3804752), (23, 2812208), (28, 2310028), (34, 1902376), (46, 1406104), (49, 1320016), (56, 1155014), (68, 951188), (92, 703052), (98, 660008), (112, 577507), (119, 543536), (136, 475594), (161, 401744), (184, 351526), (196, 330004), (211, 306544), (238, 271768), (272, 237797), (322, 200872), (368, 175763), (391, 165424), (392, 165002), (422, 153272), (476, 135884), (644, 100436), (782, 82712), (784, 82501), (833, 77648), (844, 76636), (952, 67942), (1127, 57392), (1288, 50218), (1477, 43792), (1564, 41356), (1666, 38824), (1688, 38318), (1904, 33971), (2254, 28696), (2576, 25109), (2737, 23632), (2954, 21896), (3128, 20678), (3332, 19412), (3376, 19159), (3587, 18032), (4508, 14348), (4853, 13328), (5474, 11816), (5908, 10948), (6256, 10339), (6664, 9706), (7174, 9016)]