207659320

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{683}}^1\times {\mathrm{691}}^1$

素因数の和:1396

約数の個数: 64

約数和(自身を含む): 511194240

約数和(自身を除く): 303534920

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 440, 683, 691, 1366, 1382, 2732, 2764, 3415, 3455, 5464, 5528, 6830, 6910, 7513, 7601, 13660, 13820, 15026, 15202, 27320, 27640, 30052, 30404, 37565, 38005, 60104, 60808, 75130, 76010, 150260, 152020, 300520, 304040, 471953, 943906, 1887812, 2359765, 3775624, 4719530, 5191483, 9439060, 10382966, 18878120, 20765932, 25957415, 41531864, 51914830, 103829660, 207659320]

約数ペア:

[(1, 207659320), (2, 103829660), (4, 51914830), (5, 41531864), (8, 25957415), (10, 20765932), (11, 18878120), (20, 10382966), (22, 9439060), (40, 5191483), (44, 4719530), (55, 3775624), (88, 2359765), (110, 1887812), (220, 943906), (440, 471953), (683, 304040), (691, 300520), (1366, 152020), (1382, 150260), (2732, 76010), (2764, 75130), (3415, 60808), (3455, 60104), (5464, 38005), (5528, 37565), (6830, 30404), (6910, 30052), (7513, 27640), (7601, 27320), (13660, 15202), (13820, 15026)]