7888946520

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{722431}}^1$

素因数の和:722465

約数の個数: 128

約数和(自身を含む): 29128458240

約数和(自身を除く): 21239511720

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 13, 14, 15, 20, 21, 24, 26, 28, 30, 35, 39, 40, 42, 52, 56, 60, 65, 70, 78, 84, 91, 104, 105, 120, 130, 140, 156, 168, 182, 195, 210, 260, 273, 280, 312, 364, 390, 420, 455, 520, 546, 728, 780, 840, 910, 1092, 1365, 1560, 1820, 2184, 2730, 3640, 5460, 10920, 722431, 1444862, 2167293, 2889724, 3612155, 4334586, 5057017, 5779448, 7224310, 8669172, 9391603, 10114034, 10836465, 14448620, 15171051, 17338344, 18783206, 20228068, 21672930, 25285085, 28174809, 28897240, 30342102, 37566412, 40456136, 43345860, 46958015, 50570170, 56349618, 60684204, 65741221, 75132824, 75855255, 86691720, 93916030, 101140340, 112699236, 121368408, 131482442, 140874045, 151710510, 187832060, 197223663, 202280680, 225398472, 262964884, 281748090, 303421020, 328706105, 375664120, 394447326, 525929768, 563496180, 606842040, 657412210, 788894652, 986118315, 1126992360, 1314824420, 1577789304, 1972236630, 2629648840, 3944473260, 7888946520]

約数ペア:

[(1, 7888946520), (2, 3944473260), (3, 2629648840), (4, 1972236630), (5, 1577789304), (6, 1314824420), (7, 1126992360), (8, 986118315), (10, 788894652), (12, 657412210), (13, 606842040), (14, 563496180), (15, 525929768), (20, 394447326), (21, 375664120), (24, 328706105), (26, 303421020), (28, 281748090), (30, 262964884), (35, 225398472), (39, 202280680), (40, 197223663), (42, 187832060), (52, 151710510), (56, 140874045), (60, 131482442), (65, 121368408), (70, 112699236), (78, 101140340), (84, 93916030), (91, 86691720), (104, 75855255), (105, 75132824), (120, 65741221), (130, 60684204), (140, 56349618), (156, 50570170), (168, 46958015), (182, 43345860), (195, 40456136), (210, 37566412), (260, 30342102), (273, 28897240), (280, 28174809), (312, 25285085), (364, 21672930), (390, 20228068), (420, 18783206), (455, 17338344), (520, 15171051), (546, 14448620), (728, 10836465), (780, 10114034), (840, 9391603), (910, 8669172), (1092, 7224310), (1365, 5779448), (1560, 5057017), (1820, 4334586), (2184, 3612155), (2730, 2889724), (3640, 2167293), (5460, 1444862), (10920, 722431)]