18157050

素因数分解:

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

素因数の和:432

約数の個数: 72

約数和(自身を含む): 49283676

約数和(自身を除く): 31126626

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 25, 30, 45, 50, 75, 90, 150, 157, 225, 257, 314, 450, 471, 514, 771, 785, 942, 1285, 1413, 1542, 1570, 2313, 2355, 2570, 2826, 3855, 3925, 4626, 4710, 6425, 7065, 7710, 7850, 11565, 11775, 12850, 14130, 19275, 23130, 23550, 35325, 38550, 40349, 57825, 70650, 80698, 115650, 121047, 201745, 242094, 363141, 403490, 605235, 726282, 1008725, 1210470, 1815705, 2017450, 3026175, 3631410, 6052350, 9078525, 18157050]

約数ペア:

[(1, 18157050), (2, 9078525), (3, 6052350), (5, 3631410), (6, 3026175), (9, 2017450), (10, 1815705), (15, 1210470), (18, 1008725), (25, 726282), (30, 605235), (45, 403490), (50, 363141), (75, 242094), (90, 201745), (150, 121047), (157, 115650), (225, 80698), (257, 70650), (314, 57825), (450, 40349), (471, 38550), (514, 35325), (771, 23550), (785, 23130), (942, 19275), (1285, 14130), (1413, 12850), (1542, 11775), (1570, 11565), (2313, 7850), (2355, 7710), (2570, 7065), (2826, 6425), (3855, 4710), (3925, 4626)]