420890640

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{47}}^1\times {\mathrm{37313}}^1$

素因数の和:37376

約数の個数: 80

約数和(自身を含む): 1332557568

約数和(自身を除く): 911666928

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 47, 48, 60, 80, 94, 120, 141, 188, 235, 240, 282, 376, 470, 564, 705, 752, 940, 1128, 1410, 1880, 2256, 2820, 3760, 5640, 11280, 37313, 74626, 111939, 149252, 186565, 223878, 298504, 373130, 447756, 559695, 597008, 746260, 895512, 1119390, 1492520, 1753711, 1791024, 2238780, 2985040, 3507422, 4477560, 5261133, 7014844, 8768555, 8955120, 10522266, 14029688, 17537110, 21044532, 26305665, 28059376, 35074220, 42089064, 52611330, 70148440, 84178128, 105222660, 140296880, 210445320, 420890640]

約数ペア:

[(1, 420890640), (2, 210445320), (3, 140296880), (4, 105222660), (5, 84178128), (6, 70148440), (8, 52611330), (10, 42089064), (12, 35074220), (15, 28059376), (16, 26305665), (20, 21044532), (24, 17537110), (30, 14029688), (40, 10522266), (47, 8955120), (48, 8768555), (60, 7014844), (80, 5261133), (94, 4477560), (120, 3507422), (141, 2985040), (188, 2238780), (235, 1791024), (240, 1753711), (282, 1492520), (376, 1119390), (470, 895512), (564, 746260), (705, 597008), (752, 559695), (940, 447756), (1128, 373130), (1410, 298504), (1880, 223878), (2256, 186565), (2820, 149252), (3760, 111939), (5640, 74626), (11280, 37313)]