690311384

素因数分解:

$2^3\times 7^1\times {\mathrm{17}}^1\times {\mathrm{661}}^1\times {\mathrm{1097}}^1$

素因数の和:1788

約数の個数: 64

約数和(自身を含む): 1570052160

約数和(自身を除く): 879740776

約数列:

[1, 2, 4, 7, 8, 14, 17, 28, 34, 56, 68, 119, 136, 238, 476, 661, 952, 1097, 1322, 2194, 2644, 4388, 4627, 5288, 7679, 8776, 9254, 11237, 15358, 18508, 18649, 22474, 30716, 37016, 37298, 44948, 61432, 74596, 78659, 89896, 130543, 149192, 157318, 261086, 314636, 522172, 629272, 725117, 1044344, 1450234, 2900468, 5075819, 5800936, 10151638, 12326989, 20303276, 24653978, 40606552, 49307956, 86288923, 98615912, 172577846, 345155692, 690311384]

約数ペア:

[(1, 690311384), (2, 345155692), (4, 172577846), (7, 98615912), (8, 86288923), (14, 49307956), (17, 40606552), (28, 24653978), (34, 20303276), (56, 12326989), (68, 10151638), (119, 5800936), (136, 5075819), (238, 2900468), (476, 1450234), (661, 1044344), (952, 725117), (1097, 629272), (1322, 522172), (2194, 314636), (2644, 261086), (4388, 157318), (4627, 149192), (5288, 130543), (7679, 89896), (8776, 78659), (9254, 74596), (11237, 61432), (15358, 44948), (18508, 37298), (18649, 37016), (22474, 30716)]