18867000

素因数分解:

$2^3\times 3^1\times 5^3\times {\mathrm{19}}^1\times {\mathrm{331}}^1$

素因数の和:374

約数の個数: 128

約数和(自身を含む): 62150400

約数和(自身を除く): 43283400

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 19, 20, 24, 25, 30, 38, 40, 50, 57, 60, 75, 76, 95, 100, 114, 120, 125, 150, 152, 190, 200, 228, 250, 285, 300, 331, 375, 380, 456, 475, 500, 570, 600, 662, 750, 760, 950, 993, 1000, 1140, 1324, 1425, 1500, 1655, 1900, 1986, 2280, 2375, 2648, 2850, 3000, 3310, 3800, 3972, 4750, 4965, 5700, 6289, 6620, 7125, 7944, 8275, 9500, 9930, 11400, 12578, 13240, 14250, 16550, 18867, 19000, 19860, 24825, 25156, 28500, 31445, 33100, 37734, 39720, 41375, 49650, 50312, 57000, 62890, 66200, 75468, 82750, 94335, 99300, 124125, 125780, 150936, 157225, 165500, 188670, 198600, 248250, 251560, 314450, 331000, 377340, 471675, 496500, 628900, 754680, 786125, 943350, 993000, 1257800, 1572250, 1886700, 2358375, 3144500, 3773400, 4716750, 6289000, 9433500, 18867000]

約数ペア:

[(1, 18867000), (2, 9433500), (3, 6289000), (4, 4716750), (5, 3773400), (6, 3144500), (8, 2358375), (10, 1886700), (12, 1572250), (15, 1257800), (19, 993000), (20, 943350), (24, 786125), (25, 754680), (30, 628900), (38, 496500), (40, 471675), (50, 377340), (57, 331000), (60, 314450), (75, 251560), (76, 248250), (95, 198600), (100, 188670), (114, 165500), (120, 157225), (125, 150936), (150, 125780), (152, 124125), (190, 99300), (200, 94335), (228, 82750), (250, 75468), (285, 66200), (300, 62890), (331, 57000), (375, 50312), (380, 49650), (456, 41375), (475, 39720), (500, 37734), (570, 33100), (600, 31445), (662, 28500), (750, 25156), (760, 24825), (950, 19860), (993, 19000), (1000, 18867), (1140, 16550), (1324, 14250), (1425, 13240), (1500, 12578), (1655, 11400), (1900, 9930), (1986, 9500), (2280, 8275), (2375, 7944), (2648, 7125), (2850, 6620), (3000, 6289), (3310, 5700), (3800, 4965), (3972, 4750)]