291275320

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{54751}}^1$

素因数の和:54788

約数の個数: 64

約数和(自身を含む): 788428800

約数和(自身を除く): 497153480

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 19, 20, 28, 35, 38, 40, 56, 70, 76, 95, 133, 140, 152, 190, 266, 280, 380, 532, 665, 760, 1064, 1330, 2660, 5320, 54751, 109502, 219004, 273755, 383257, 438008, 547510, 766514, 1040269, 1095020, 1533028, 1916285, 2080538, 2190040, 3066056, 3832570, 4161076, 5201345, 7281883, 7665140, 8322152, 10402690, 14563766, 15330280, 20805380, 29127532, 36409415, 41610760, 58255064, 72818830, 145637660, 291275320]

約数ペア:

[(1, 291275320), (2, 145637660), (4, 72818830), (5, 58255064), (7, 41610760), (8, 36409415), (10, 29127532), (14, 20805380), (19, 15330280), (20, 14563766), (28, 10402690), (35, 8322152), (38, 7665140), (40, 7281883), (56, 5201345), (70, 4161076), (76, 3832570), (95, 3066056), (133, 2190040), (140, 2080538), (152, 1916285), (190, 1533028), (266, 1095020), (280, 1040269), (380, 766514), (532, 547510), (665, 438008), (760, 383257), (1064, 273755), (1330, 219004), (2660, 109502), (5320, 54751)]