90410640

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{449}}^1\times {\mathrm{839}}^1$

素因数の和:1304

約数の個数: 80

約数和(自身を含む): 281232000

約数和(自身を除く): 190821360

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 449, 839, 898, 1347, 1678, 1796, 2245, 2517, 2694, 3356, 3592, 4195, 4490, 5034, 5388, 6712, 6735, 7184, 8390, 8980, 10068, 10776, 12585, 13424, 13470, 16780, 17960, 20136, 21552, 25170, 26940, 33560, 35920, 40272, 50340, 53880, 67120, 100680, 107760, 201360, 376711, 753422, 1130133, 1506844, 1883555, 2260266, 3013688, 3767110, 4520532, 5650665, 6027376, 7534220, 9041064, 11301330, 15068440, 18082128, 22602660, 30136880, 45205320, 90410640]

約数ペア:

[(1, 90410640), (2, 45205320), (3, 30136880), (4, 22602660), (5, 18082128), (6, 15068440), (8, 11301330), (10, 9041064), (12, 7534220), (15, 6027376), (16, 5650665), (20, 4520532), (24, 3767110), (30, 3013688), (40, 2260266), (48, 1883555), (60, 1506844), (80, 1130133), (120, 753422), (240, 376711), (449, 201360), (839, 107760), (898, 100680), (1347, 67120), (1678, 53880), (1796, 50340), (2245, 40272), (2517, 35920), (2694, 33560), (3356, 26940), (3592, 25170), (4195, 21552), (4490, 20136), (5034, 17960), (5388, 16780), (6712, 13470), (6735, 13424), (7184, 12585), (8390, 10776), (8980, 10068)]