7262820

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{157}}^1\times {\mathrm{257}}^1$

素因数の和:429

約数の個数: 72

約数和(自身を含む): 22257144

約数和(自身を除く): 14994324

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 157, 180, 257, 314, 471, 514, 628, 771, 785, 942, 1028, 1285, 1413, 1542, 1570, 1884, 2313, 2355, 2570, 2826, 3084, 3140, 3855, 4626, 4710, 5140, 5652, 7065, 7710, 9252, 9420, 11565, 14130, 15420, 23130, 28260, 40349, 46260, 80698, 121047, 161396, 201745, 242094, 363141, 403490, 484188, 605235, 726282, 806980, 1210470, 1452564, 1815705, 2420940, 3631410, 7262820]

約数ペア:

[(1, 7262820), (2, 3631410), (3, 2420940), (4, 1815705), (5, 1452564), (6, 1210470), (9, 806980), (10, 726282), (12, 605235), (15, 484188), (18, 403490), (20, 363141), (30, 242094), (36, 201745), (45, 161396), (60, 121047), (90, 80698), (157, 46260), (180, 40349), (257, 28260), (314, 23130), (471, 15420), (514, 14130), (628, 11565), (771, 9420), (785, 9252), (942, 7710), (1028, 7065), (1285, 5652), (1413, 5140), (1542, 4710), (1570, 4626), (1884, 3855), (2313, 3140), (2355, 3084), (2570, 2826)]