287130200

素因数分解:

$2^3\times 5^2\times 7^2\times {\mathrm{83}}^1\times {\mathrm{353}}^1$

素因数の和:466

約数の個数: 144

約数和(自身を含む): 788152680

約数和(自身を除く): 501022480

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 25, 28, 35, 40, 49, 50, 56, 70, 83, 98, 100, 140, 166, 175, 196, 200, 245, 280, 332, 350, 353, 392, 415, 490, 581, 664, 700, 706, 830, 980, 1162, 1225, 1400, 1412, 1660, 1765, 1960, 2075, 2324, 2450, 2471, 2824, 2905, 3320, 3530, 4067, 4150, 4648, 4900, 4942, 5810, 7060, 8134, 8300, 8825, 9800, 9884, 11620, 12355, 14120, 14525, 16268, 16600, 17297, 17650, 19768, 20335, 23240, 24710, 29050, 29299, 32536, 34594, 35300, 40670, 49420, 58100, 58598, 61775, 69188, 70600, 81340, 86485, 98840, 101675, 116200, 117196, 123550, 138376, 146495, 162680, 172970, 203350, 205093, 234392, 247100, 292990, 345940, 406700, 410186, 432425, 494200, 585980, 691880, 732475, 813400, 820372, 864850, 1025465, 1171960, 1435651, 1464950, 1640744, 1729700, 2050930, 2871302, 2929900, 3459400, 4101860, 5127325, 5742604, 5859800, 7178255, 8203720, 10254650, 11485208, 14356510, 20509300, 28713020, 35891275, 41018600, 57426040, 71782550, 143565100, 287130200]

約数ペア:

[(1, 287130200), (2, 143565100), (4, 71782550), (5, 57426040), (7, 41018600), (8, 35891275), (10, 28713020), (14, 20509300), (20, 14356510), (25, 11485208), (28, 10254650), (35, 8203720), (40, 7178255), (49, 5859800), (50, 5742604), (56, 5127325), (70, 4101860), (83, 3459400), (98, 2929900), (100, 2871302), (140, 2050930), (166, 1729700), (175, 1640744), (196, 1464950), (200, 1435651), (245, 1171960), (280, 1025465), (332, 864850), (350, 820372), (353, 813400), (392, 732475), (415, 691880), (490, 585980), (581, 494200), (664, 432425), (700, 410186), (706, 406700), (830, 345940), (980, 292990), (1162, 247100), (1225, 234392), (1400, 205093), (1412, 203350), (1660, 172970), (1765, 162680), (1960, 146495), (2075, 138376), (2324, 123550), (2450, 117196), (2471, 116200), (2824, 101675), (2905, 98840), (3320, 86485), (3530, 81340), (4067, 70600), (4150, 69188), (4648, 61775), (4900, 58598), (4942, 58100), (5810, 49420), (7060, 40670), (8134, 35300), (8300, 34594), (8825, 32536), (9800, 29299), (9884, 29050), (11620, 24710), (12355, 23240), (14120, 20335), (14525, 19768), (16268, 17650), (16600, 17297)]