18391494000

素因数分解:

$2^4\times 3^1\times 5^3\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{89}}^1\times {\mathrm{101}}^1$

素因数の和:258

約数の個数: 640

約数和(自身を含む): 68189921280

約数和(自身を除く): 49798427280

約数列:

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約数ペア:

[(1, 18391494000), (2, 9195747000), (3, 6130498000), (4, 4597873500), (5, 3678298800), (6, 3065249000), (8, 2298936750), (10, 1839149400), (11, 1671954000), (12, 1532624500), (15, 1226099600), (16, 1149468375), (20, 919574700), (22, 835977000), (24, 766312250), (25, 735659760), (30, 613049800), (31, 593274000), (33, 557318000), (40, 459787350), (44, 417988500), (48, 383156125), (50, 367829880), (55, 334390800), (60, 306524900), (62, 296637000), (66, 278659000), (75, 245219920), (80, 229893675), (88, 208994250), (89, 206646000), (93, 197758000), (100, 183914940), (101, 182094000), (110, 167195400), (120, 153262450), (124, 148318500), (125, 147131952), (132, 139329500), (150, 122609960), (155, 118654800), (165, 111463600), (176, 104497125), (178, 103323000), (186, 98879000), (200, 91957470), (202, 91047000), (220, 83597700), (240, 76631225), (248, 74159250), (250, 73565976), (264, 69664750), (267, 68882000), (275, 66878160), (300, 61304980), (303, 60698000), (310, 59327400), (330, 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