15678520956

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{401}}^1\times {\mathrm{155153}}^1$

素因数の和:155571

約数の個数: 72

約数和(自身を含む): 45406749024

約数和(自身を除く): 29728228068

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 84, 126, 252, 401, 802, 1203, 1604, 2406, 2807, 3609, 4812, 5614, 7218, 8421, 11228, 14436, 16842, 25263, 33684, 50526, 101052, 155153, 310306, 465459, 620612, 930918, 1086071, 1396377, 1861836, 2172142, 2792754, 3258213, 4344284, 5585508, 6516426, 9774639, 13032852, 19549278, 39098556, 62216353, 124432706, 186649059, 248865412, 373298118, 435514471, 559947177, 746596236, 871028942, 1119894354, 1306543413, 1742057884, 2239788708, 2613086826, 3919630239, 5226173652, 7839260478, 15678520956]

約数ペア:

[(1, 15678520956), (2, 7839260478), (3, 5226173652), (4, 3919630239), (6, 2613086826), (7, 2239788708), (9, 1742057884), (12, 1306543413), (14, 1119894354), (18, 871028942), (21, 746596236), (28, 559947177), (36, 435514471), (42, 373298118), (63, 248865412), (84, 186649059), (126, 124432706), (252, 62216353), (401, 39098556), (802, 19549278), (1203, 13032852), (1604, 9774639), (2406, 6516426), (2807, 5585508), (3609, 4344284), (4812, 3258213), (5614, 2792754), (7218, 2172142), (8421, 1861836), (11228, 1396377), (14436, 1086071), (16842, 930918), (25263, 620612), (33684, 465459), (50526, 310306), (101052, 155153)]