2412990

素因数分解:

$2^1\times 3^6\times 5^1\times {\mathrm{331}}^1$

素因数の和:356

約数の個数: 56

約数和(自身を含む): 6531768

約数和(自身を除く): 4118778

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 45, 54, 81, 90, 135, 162, 243, 270, 331, 405, 486, 662, 729, 810, 993, 1215, 1458, 1655, 1986, 2430, 2979, 3310, 3645, 4965, 5958, 7290, 8937, 9930, 14895, 17874, 26811, 29790, 44685, 53622, 80433, 89370, 134055, 160866, 241299, 268110, 402165, 482598, 804330, 1206495, 2412990]

約数ペア:

[(1, 2412990), (2, 1206495), (3, 804330), (5, 482598), (6, 402165), (9, 268110), (10, 241299), (15, 160866), (18, 134055), (27, 89370), (30, 80433), (45, 53622), (54, 44685), (81, 29790), (90, 26811), (135, 17874), (162, 14895), (243, 9930), (270, 8937), (331, 7290), (405, 5958), (486, 4965), (662, 3645), (729, 3310), (810, 2979), (993, 2430), (1215, 1986), (1458, 1655)]