1224780

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{137}}^1\times {\mathrm{149}}^1$

素因数の和:298

約数の個数: 48

約数和(自身を含む): 3477600

約数和(自身を除く): 2252820

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 137, 149, 274, 298, 411, 447, 548, 596, 685, 745, 822, 894, 1370, 1490, 1644, 1788, 2055, 2235, 2740, 2980, 4110, 4470, 8220, 8940, 20413, 40826, 61239, 81652, 102065, 122478, 204130, 244956, 306195, 408260, 612390, 1224780]

約数ペア:

[(1, 1224780), (2, 612390), (3, 408260), (4, 306195), (5, 244956), (6, 204130), (10, 122478), (12, 102065), (15, 81652), (20, 61239), (30, 40826), (60, 20413), (137, 8940), (149, 8220), (274, 4470), (298, 4110), (411, 2980), (447, 2740), (548, 2235), (596, 2055), (685, 1788), (745, 1644), (822, 1490), (894, 1370)]