252561486568

素因数分解:

$2^3\times {\mathrm{31}}^1\times {\mathrm{89}}^1\times {\mathrm{139}}^1\times {\mathrm{191}}^1\times {\mathrm{431}}^1$

素因数の和:887

約数の個数: 128

約数和(自身を含む): 501645312000

約数和(自身を除く): 249083825432

約数列:

[1, 2, 4, 8, 31, 62, 89, 124, 139, 178, 191, 248, 278, 356, 382, 431, 556, 712, 764, 862, 1112, 1528, 1724, 2759, 3448, 4309, 5518, 5921, 8618, 11036, 11842, 12371, 13361, 16999, 17236, 22072, 23684, 24742, 26549, 26722, 33998, 34472, 38359, 47368, 49484, 53098, 53444, 59909, 67996, 76718, 82321, 98968, 106196, 106888, 119818, 135992, 153436, 164642, 212392, 239636, 306872, 329284, 383501, 479272, 526969, 658568, 767002, 823019, 1053938, 1189129, 1534004, 1646038, 1857179, 2107876, 2362861, 2378258, 2551951, 3068008, 3292076, 3714358, 4215752, 4725722, 4756516, 5103902, 5331901, 6584152, 7326569, 7428716, 9451444, 9513032, 10207804, 10663802, 11442619, 14653138, 14857432, 18902888, 20415608, 21327604, 22885238, 29306276, 42655208, 45770476, 58612552, 73248691, 91540952, 146497382, 165288931, 227123639, 292994764, 330577862, 354721189, 454247278, 585989528, 661155724, 709442378, 908494556, 1018393091, 1322311448, 1418884756, 1816989112, 2036786182, 2837769512, 4073572364, 8147144728, 31570185821, 63140371642, 126280743284, 252561486568]

約数ペア:

[(1, 252561486568), (2, 126280743284), (4, 63140371642), (8, 31570185821), (31, 8147144728), (62, 4073572364), (89, 2837769512), (124, 2036786182), (139, 1816989112), (178, 1418884756), (191, 1322311448), (248, 1018393091), (278, 908494556), (356, 709442378), (382, 661155724), (431, 585989528), (556, 454247278), (712, 354721189), (764, 330577862), (862, 292994764), (1112, 227123639), (1528, 165288931), (1724, 146497382), (2759, 91540952), (3448, 73248691), (4309, 58612552), (5518, 45770476), (5921, 42655208), (8618, 29306276), (11036, 22885238), (11842, 21327604), (12371, 20415608), (13361, 18902888), (16999, 14857432), (17236, 14653138), (22072, 11442619), (23684, 10663802), (24742, 10207804), (26549, 9513032), (26722, 9451444), (33998, 7428716), (34472, 7326569), (38359, 6584152), (47368, 5331901), (49484, 5103902), (53098, 4756516), (53444, 4725722), (59909, 4215752), (67996, 3714358), (76718, 3292076), (82321, 3068008), (98968, 2551951), (106196, 2378258), (106888, 2362861), (119818, 2107876), (135992, 1857179), (153436, 1646038), (164642, 1534004), (212392, 1189129), (239636, 1053938), (306872, 823019), (329284, 767002), (383501, 658568), (479272, 526969)]