18711900

素因数分解:

$2^2\times 3^2\times 5^2\times {\mathrm{17}}^1\times {\mathrm{1223}}^1$

素因数の和:1260

約数の個数: 108

約数和(自身を含む): 62152272

約数和(自身を除く): 43440372

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 17, 18, 20, 25, 30, 34, 36, 45, 50, 51, 60, 68, 75, 85, 90, 100, 102, 150, 153, 170, 180, 204, 225, 255, 300, 306, 340, 425, 450, 510, 612, 765, 850, 900, 1020, 1223, 1275, 1530, 1700, 2446, 2550, 3060, 3669, 3825, 4892, 5100, 6115, 7338, 7650, 11007, 12230, 14676, 15300, 18345, 20791, 22014, 24460, 30575, 36690, 41582, 44028, 55035, 61150, 62373, 73380, 83164, 91725, 103955, 110070, 122300, 124746, 183450, 187119, 207910, 220140, 249492, 275175, 311865, 366900, 374238, 415820, 519775, 550350, 623730, 748476, 935595, 1039550, 1100700, 1247460, 1559325, 1871190, 2079100, 3118650, 3742380, 4677975, 6237300, 9355950, 18711900]

約数ペア:

[(1, 18711900), (2, 9355950), (3, 6237300), (4, 4677975), (5, 3742380), (6, 3118650), (9, 2079100), (10, 1871190), (12, 1559325), (15, 1247460), (17, 1100700), (18, 1039550), (20, 935595), (25, 748476), (30, 623730), (34, 550350), (36, 519775), (45, 415820), (50, 374238), (51, 366900), (60, 311865), (68, 275175), (75, 249492), (85, 220140), (90, 207910), (100, 187119), (102, 183450), (150, 124746), (153, 122300), (170, 110070), (180, 103955), (204, 91725), (225, 83164), (255, 73380), (300, 62373), (306, 61150), (340, 55035), (425, 44028), (450, 41582), (510, 36690), (612, 30575), (765, 24460), (850, 22014), (900, 20791), (1020, 18345), (1223, 15300), (1275, 14676), (1530, 12230), (1700, 11007), (2446, 7650), (2550, 7338), (3060, 6115), (3669, 5100), (3825, 4892)]