28207800

素因数分解:

$2^3\times 3^2\times 5^2\times {\mathrm{15671}}^1$

素因数の和:15693

約数の個数: 72

約数和(自身を含む): 94737240

約数和(自身を除く): 66529440

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 25, 30, 36, 40, 45, 50, 60, 72, 75, 90, 100, 120, 150, 180, 200, 225, 300, 360, 450, 600, 900, 1800, 15671, 31342, 47013, 62684, 78355, 94026, 125368, 141039, 156710, 188052, 235065, 282078, 313420, 376104, 391775, 470130, 564156, 626840, 705195, 783550, 940260, 1128312, 1175325, 1410390, 1567100, 1880520, 2350650, 2820780, 3134200, 3525975, 4701300, 5641560, 7051950, 9402600, 14103900, 28207800]

約数ペア:

[(1, 28207800), (2, 14103900), (3, 9402600), (4, 7051950), (5, 5641560), (6, 4701300), (8, 3525975), (9, 3134200), (10, 2820780), (12, 2350650), (15, 1880520), (18, 1567100), (20, 1410390), (24, 1175325), (25, 1128312), (30, 940260), (36, 783550), (40, 705195), (45, 626840), (50, 564156), (60, 470130), (72, 391775), (75, 376104), (90, 313420), (100, 282078), (120, 235065), (150, 188052), (180, 156710), (200, 141039), (225, 125368), (300, 94026), (360, 78355), (450, 62684), (600, 47013), (900, 31342), (1800, 15671)]