78408360

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{353}}^1\times {\mathrm{617}}^1$

素因数の和:987

約数の個数: 96

約数和(自身を含む): 255963240

約数和(自身を除く): 177554880

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 90, 120, 180, 353, 360, 617, 706, 1059, 1234, 1412, 1765, 1851, 2118, 2468, 2824, 3085, 3177, 3530, 3702, 4236, 4936, 5295, 5553, 6170, 6354, 7060, 7404, 8472, 9255, 10590, 11106, 12340, 12708, 14120, 14808, 15885, 18510, 21180, 22212, 24680, 25416, 27765, 31770, 37020, 42360, 44424, 55530, 63540, 74040, 111060, 127080, 217801, 222120, 435602, 653403, 871204, 1089005, 1306806, 1742408, 1960209, 2178010, 2613612, 3267015, 3920418, 4356020, 5227224, 6534030, 7840836, 8712040, 9801045, 13068060, 15681672, 19602090, 26136120, 39204180, 78408360]

約数ペア:

[(1, 78408360), (2, 39204180), (3, 26136120), (4, 19602090), (5, 15681672), (6, 13068060), (8, 9801045), (9, 8712040), (10, 7840836), (12, 6534030), (15, 5227224), (18, 4356020), (20, 3920418), (24, 3267015), (30, 2613612), (36, 2178010), (40, 1960209), (45, 1742408), (60, 1306806), (72, 1089005), (90, 871204), (120, 653403), (180, 435602), (353, 222120), (360, 217801), (617, 127080), (706, 111060), (1059, 74040), (1234, 63540), (1412, 55530), (1765, 44424), (1851, 42360), (2118, 37020), (2468, 31770), (2824, 27765), (3085, 25416), (3177, 24680), (3530, 22212), (3702, 21180), (4236, 18510), (4936, 15885), (5295, 14808), (5553, 14120), (6170, 12708), (6354, 12340), (7060, 11106), (7404, 10590), (8472, 9255)]