71173560

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{139}}^1\times {\mathrm{251}}^1$

素因数の和:421

約数の個数: 128

約数和(自身を含む): 228614400

約数和(自身を除く): 157440840

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 17, 20, 24, 30, 34, 40, 51, 60, 68, 85, 102, 120, 136, 139, 170, 204, 251, 255, 278, 340, 408, 417, 502, 510, 556, 680, 695, 753, 834, 1004, 1020, 1112, 1255, 1390, 1506, 1668, 2008, 2040, 2085, 2363, 2510, 2780, 3012, 3336, 3765, 4170, 4267, 4726, 5020, 5560, 6024, 7089, 7530, 8340, 8534, 9452, 10040, 11815, 12801, 14178, 15060, 16680, 17068, 18904, 21335, 23630, 25602, 28356, 30120, 34136, 34889, 35445, 42670, 47260, 51204, 56712, 64005, 69778, 70890, 85340, 94520, 102408, 104667, 128010, 139556, 141780, 170680, 174445, 209334, 256020, 279112, 283560, 348890, 418668, 512040, 523335, 593113, 697780, 837336, 1046670, 1186226, 1395560, 1779339, 2093340, 2372452, 2965565, 3558678, 4186680, 4744904, 5931130, 7117356, 8896695, 11862260, 14234712, 17793390, 23724520, 35586780, 71173560]

約数ペア:

[(1, 71173560), (2, 35586780), (3, 23724520), (4, 17793390), (5, 14234712), (6, 11862260), (8, 8896695), (10, 7117356), (12, 5931130), (15, 4744904), (17, 4186680), (20, 3558678), (24, 2965565), (30, 2372452), (34, 2093340), (40, 1779339), (51, 1395560), (60, 1186226), (68, 1046670), (85, 837336), (102, 697780), (120, 593113), (136, 523335), (139, 512040), (170, 418668), (204, 348890), (251, 283560), (255, 279112), (278, 256020), (340, 209334), (408, 174445), (417, 170680), (502, 141780), (510, 139556), (556, 128010), (680, 104667), (695, 102408), (753, 94520), (834, 85340), (1004, 70890), (1020, 69778), (1112, 64005), (1255, 56712), (1390, 51204), (1506, 47260), (1668, 42670), (2008, 35445), (2040, 34889), (2085, 34136), (2363, 30120), (2510, 28356), (2780, 25602), (3012, 23630), (3336, 21335), (3765, 18904), (4170, 17068), (4267, 16680), (4726, 15060), (5020, 14178), (5560, 12801), (6024, 11815), (7089, 10040), (7530, 9452), (8340, 8534)]