179994996

素因数分解:

$2^2\times 3^2\times {\mathrm{29}}^1\times {\mathrm{53}}^1\times {\mathrm{3253}}^1$

素因数の和:3345

約数の個数: 72

約数和(自身を含む): 479704680

約数和(自身を除く): 299709684

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 29, 36, 53, 58, 87, 106, 116, 159, 174, 212, 261, 318, 348, 477, 522, 636, 954, 1044, 1537, 1908, 3074, 3253, 4611, 6148, 6506, 9222, 9759, 13012, 13833, 18444, 19518, 27666, 29277, 39036, 55332, 58554, 94337, 117108, 172409, 188674, 283011, 344818, 377348, 517227, 566022, 689636, 849033, 1034454, 1132044, 1551681, 1698066, 2068908, 3103362, 3396132, 4999861, 6206724, 9999722, 14999583, 19999444, 29999166, 44998749, 59998332, 89997498, 179994996]

約数ペア:

[(1, 179994996), (2, 89997498), (3, 59998332), (4, 44998749), (6, 29999166), (9, 19999444), (12, 14999583), (18, 9999722), (29, 6206724), (36, 4999861), (53, 3396132), (58, 3103362), (87, 2068908), (106, 1698066), (116, 1551681), (159, 1132044), (174, 1034454), (212, 849033), (261, 689636), (318, 566022), (348, 517227), (477, 377348), (522, 344818), (636, 283011), (954, 188674), (1044, 172409), (1537, 117108), (1908, 94337), (3074, 58554), (3253, 55332), (4611, 39036), (6148, 29277), (6506, 27666), (9222, 19518), (9759, 18444), (13012, 13833)]