18668400

素因数分解:

$2^4\times 3^1\times 5^2\times {\mathrm{47}}^1\times {\mathrm{331}}^1$

素因数の和:399

約数の個数: 120

約数和(自身を含む): 61257984

約数和(自身を除く): 42589584

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 25, 30, 40, 47, 48, 50, 60, 75, 80, 94, 100, 120, 141, 150, 188, 200, 235, 240, 282, 300, 331, 376, 400, 470, 564, 600, 662, 705, 752, 940, 993, 1128, 1175, 1200, 1324, 1410, 1655, 1880, 1986, 2256, 2350, 2648, 2820, 3310, 3525, 3760, 3972, 4700, 4965, 5296, 5640, 6620, 7050, 7944, 8275, 9400, 9930, 11280, 13240, 14100, 15557, 15888, 16550, 18800, 19860, 24825, 26480, 28200, 31114, 33100, 39720, 46671, 49650, 56400, 62228, 66200, 77785, 79440, 93342, 99300, 124456, 132400, 155570, 186684, 198600, 233355, 248912, 311140, 373368, 388925, 397200, 466710, 622280, 746736, 777850, 933420, 1166775, 1244560, 1555700, 1866840, 2333550, 3111400, 3733680, 4667100, 6222800, 9334200, 18668400]

約数ペア:

[(1, 18668400), (2, 9334200), (3, 6222800), (4, 4667100), (5, 3733680), (6, 3111400), (8, 2333550), (10, 1866840), (12, 1555700), (15, 1244560), (16, 1166775), (20, 933420), (24, 777850), (25, 746736), (30, 622280), (40, 466710), (47, 397200), (48, 388925), (50, 373368), (60, 311140), (75, 248912), (80, 233355), (94, 198600), (100, 186684), (120, 155570), (141, 132400), (150, 124456), (188, 99300), (200, 93342), (235, 79440), (240, 77785), (282, 66200), (300, 62228), (331, 56400), (376, 49650), (400, 46671), (470, 39720), (564, 33100), (600, 31114), (662, 28200), (705, 26480), (752, 24825), (940, 19860), (993, 18800), (1128, 16550), (1175, 15888), (1200, 15557), (1324, 14100), (1410, 13240), (1655, 11280), (1880, 9930), (1986, 9400), (2256, 8275), (2350, 7944), (2648, 7050), (2820, 6620), (3310, 5640), (3525, 5296), (3760, 4965), (3972, 4700)]