1618800

素因数分解:

$2^4\times 3^1\times 5^2\times {\mathrm{19}}^1\times {\mathrm{71}}^1$

素因数の和:111

約数の個数: 120

約数和(自身を含む): 5535360

約数和(自身を除く): 3916560

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 19, 20, 24, 25, 30, 38, 40, 48, 50, 57, 60, 71, 75, 76, 80, 95, 100, 114, 120, 142, 150, 152, 190, 200, 213, 228, 240, 284, 285, 300, 304, 355, 380, 400, 426, 456, 475, 568, 570, 600, 710, 760, 852, 912, 950, 1065, 1136, 1140, 1200, 1349, 1420, 1425, 1520, 1704, 1775, 1900, 2130, 2280, 2698, 2840, 2850, 3408, 3550, 3800, 4047, 4260, 4560, 5325, 5396, 5680, 5700, 6745, 7100, 7600, 8094, 8520, 10650, 10792, 11400, 13490, 14200, 16188, 17040, 20235, 21300, 21584, 22800, 26980, 28400, 32376, 33725, 40470, 42600, 53960, 64752, 67450, 80940, 85200, 101175, 107920, 134900, 161880, 202350, 269800, 323760, 404700, 539600, 809400, 1618800]

約数ペア:

[(1, 1618800), (2, 809400), (3, 539600), (4, 404700), (5, 323760), (6, 269800), (8, 202350), (10, 161880), (12, 134900), (15, 107920), (16, 101175), (19, 85200), (20, 80940), (24, 67450), (25, 64752), (30, 53960), (38, 42600), (40, 40470), (48, 33725), (50, 32376), (57, 28400), (60, 26980), (71, 22800), (75, 21584), (76, 21300), (80, 20235), (95, 17040), (100, 16188), (114, 14200), (120, 13490), (142, 11400), (150, 10792), (152, 10650), (190, 8520), (200, 8094), (213, 7600), (228, 7100), (240, 6745), (284, 5700), (285, 5680), (300, 5396), (304, 5325), (355, 4560), (380, 4260), (400, 4047), (426, 3800), (456, 3550), (475, 3408), (568, 2850), (570, 2840), (600, 2698), (710, 2280), (760, 2130), (852, 1900), (912, 1775), (950, 1704), (1065, 1520), (1136, 1425), (1140, 1420), (1200, 1349)]