1200788720

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^2\times {\mathrm{15619}}^1$

素因数の和:15694

約数の個数: 60

約数和(自身を含む): 2884982760

約数和(自身を除く): 1684194040

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 40, 62, 80, 124, 155, 248, 310, 496, 620, 961, 1240, 1922, 2480, 3844, 4805, 7688, 9610, 15376, 15619, 19220, 31238, 38440, 62476, 76880, 78095, 124952, 156190, 249904, 312380, 484189, 624760, 968378, 1249520, 1936756, 2420945, 3873512, 4841890, 7747024, 9683780, 15009859, 19367560, 30019718, 38735120, 60039436, 75049295, 120078872, 150098590, 240157744, 300197180, 600394360, 1200788720]

約数ペア:

[(1, 1200788720), (2, 600394360), (4, 300197180), (5, 240157744), (8, 150098590), (10, 120078872), (16, 75049295), (20, 60039436), (31, 38735120), (40, 30019718), (62, 19367560), (80, 15009859), (124, 9683780), (155, 7747024), (248, 4841890), (310, 3873512), (496, 2420945), (620, 1936756), (961, 1249520), (1240, 968378), (1922, 624760), (2480, 484189), (3844, 312380), (4805, 249904), (7688, 156190), (9610, 124952), (15376, 78095), (15619, 76880), (19220, 62476), (31238, 38440)]