486117200

素因数分解:

$2^4\times 5^2\times {\mathrm{31}}^1\times {\mathrm{197}}^1\times {\mathrm{199}}^1$

素因数の和:445

約数の個数: 120

約数和(自身を含む): 1217779200

約数和(自身を除く): 731662000

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 31, 40, 50, 62, 80, 100, 124, 155, 197, 199, 200, 248, 310, 394, 398, 400, 496, 620, 775, 788, 796, 985, 995, 1240, 1550, 1576, 1592, 1970, 1990, 2480, 3100, 3152, 3184, 3940, 3980, 4925, 4975, 6107, 6169, 6200, 7880, 7960, 9850, 9950, 12214, 12338, 12400, 15760, 15920, 19700, 19900, 24428, 24676, 30535, 30845, 39203, 39400, 39800, 48856, 49352, 61070, 61690, 78406, 78800, 79600, 97712, 98704, 122140, 123380, 152675, 154225, 156812, 196015, 244280, 246760, 305350, 308450, 313624, 392030, 488560, 493520, 610700, 616900, 627248, 784060, 980075, 1215293, 1221400, 1233800, 1568120, 1960150, 2430586, 2442800, 2467600, 3136240, 3920300, 4861172, 6076465, 7840600, 9722344, 12152930, 15681200, 19444688, 24305860, 30382325, 48611720, 60764650, 97223440, 121529300, 243058600, 486117200]

約数ペア:

[(1, 486117200), (2, 243058600), (4, 121529300), (5, 97223440), (8, 60764650), (10, 48611720), (16, 30382325), (20, 24305860), (25, 19444688), (31, 15681200), (40, 12152930), (50, 9722344), (62, 7840600), (80, 6076465), (100, 4861172), (124, 3920300), (155, 3136240), (197, 2467600), (199, 2442800), (200, 2430586), (248, 1960150), (310, 1568120), (394, 1233800), (398, 1221400), (400, 1215293), (496, 980075), (620, 784060), (775, 627248), (788, 616900), (796, 610700), (985, 493520), (995, 488560), (1240, 392030), (1550, 313624), (1576, 308450), (1592, 305350), (1970, 246760), (1990, 244280), (2480, 196015), (3100, 156812), (3152, 154225), (3184, 152675), (3940, 123380), (3980, 122140), (4925, 98704), (4975, 97712), (6107, 79600), (6169, 78800), (6200, 78406), (7880, 61690), (7960, 61070), (9850, 49352), (9950, 48856), (12214, 39800), (12338, 39400), (12400, 39203), (15760, 30845), (15920, 30535), (19700, 24676), (19900, 24428)]