18259920

素因数分解:

$2^4\times 3^2\times 5^1\times 7^1\times {\mathrm{3623}}^1$

素因数の和:3649

約数の個数: 120

約数和(自身を含む): 70102656

約数和(自身を除く): 51842736

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 35, 36, 40, 42, 45, 48, 56, 60, 63, 70, 72, 80, 84, 90, 105, 112, 120, 126, 140, 144, 168, 180, 210, 240, 252, 280, 315, 336, 360, 420, 504, 560, 630, 720, 840, 1008, 1260, 1680, 2520, 3623, 5040, 7246, 10869, 14492, 18115, 21738, 25361, 28984, 32607, 36230, 43476, 50722, 54345, 57968, 65214, 72460, 76083, 86952, 101444, 108690, 126805, 130428, 144920, 152166, 163035, 173904, 202888, 217380, 228249, 253610, 260856, 289840, 304332, 326070, 380415, 405776, 434760, 456498, 507220, 521712, 608664, 652140, 760830, 869520, 912996, 1014440, 1141245, 1217328, 1304280, 1521660, 1825992, 2028880, 2282490, 2608560, 3043320, 3651984, 4564980, 6086640, 9129960, 18259920]

約数ペア:

[(1, 18259920), (2, 9129960), (3, 6086640), (4, 4564980), (5, 3651984), (6, 3043320), (7, 2608560), (8, 2282490), (9, 2028880), (10, 1825992), (12, 1521660), (14, 1304280), (15, 1217328), (16, 1141245), (18, 1014440), (20, 912996), (21, 869520), (24, 760830), (28, 652140), (30, 608664), (35, 521712), (36, 507220), (40, 456498), (42, 434760), (45, 405776), (48, 380415), (56, 326070), (60, 304332), (63, 289840), (70, 260856), (72, 253610), (80, 228249), (84, 217380), (90, 202888), (105, 173904), (112, 163035), (120, 152166), (126, 144920), (140, 130428), (144, 126805), (168, 108690), (180, 101444), (210, 86952), (240, 76083), (252, 72460), (280, 65214), (315, 57968), (336, 54345), (360, 50722), (420, 43476), (504, 36230), (560, 32607), (630, 28984), (720, 25361), (840, 21738), (1008, 18115), (1260, 14492), (1680, 10869), (2520, 7246), (3623, 5040)]