720448416

素因数分解:

$2^5\times 3^2\times {\mathrm{769}}^1\times {\mathrm{3253}}^1$

素因数の和:4038

約数の個数: 72

約数和(自身を含む): 2052070020

約数和(自身を除く): 1331621604

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 48, 72, 96, 144, 288, 769, 1538, 2307, 3076, 3253, 4614, 6152, 6506, 6921, 9228, 9759, 12304, 13012, 13842, 18456, 19518, 24608, 26024, 27684, 29277, 36912, 39036, 52048, 55368, 58554, 73824, 78072, 104096, 110736, 117108, 156144, 221472, 234216, 312288, 468432, 936864, 2501557, 5003114, 7504671, 10006228, 15009342, 20012456, 22514013, 30018684, 40024912, 45028026, 60037368, 80049824, 90056052, 120074736, 180112104, 240149472, 360224208, 720448416]

約数ペア:

[(1, 720448416), (2, 360224208), (3, 240149472), (4, 180112104), (6, 120074736), (8, 90056052), (9, 80049824), (12, 60037368), (16, 45028026), (18, 40024912), (24, 30018684), (32, 22514013), (36, 20012456), (48, 15009342), (72, 10006228), (96, 7504671), (144, 5003114), (288, 2501557), (769, 936864), (1538, 468432), (2307, 312288), (3076, 234216), (3253, 221472), (4614, 156144), (6152, 117108), (6506, 110736), (6921, 104096), (9228, 78072), (9759, 73824), (12304, 58554), (13012, 55368), (13842, 52048), (18456, 39036), (19518, 36912), (24608, 29277), (26024, 27684)]