847778820

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{389}}^1\times {\mathrm{5189}}^1$

素因数の和:5597

約数の個数: 96

約数和(自身を含む): 2720390400

約数和(自身を除く): 1872611580

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 389, 420, 778, 1167, 1556, 1945, 2334, 2723, 3890, 4668, 5189, 5446, 5835, 7780, 8169, 10378, 10892, 11670, 13615, 15567, 16338, 20756, 23340, 25945, 27230, 31134, 32676, 36323, 40845, 51890, 54460, 62268, 72646, 77835, 81690, 103780, 108969, 145292, 155670, 163380, 181615, 217938, 311340, 363230, 435876, 544845, 726460, 1089690, 2018521, 2179380, 4037042, 6055563, 8074084, 10092605, 12111126, 14129647, 20185210, 24222252, 28259294, 30277815, 40370420, 42388941, 56518588, 60555630, 70648235, 84777882, 121111260, 141296470, 169555764, 211944705, 282592940, 423889410, 847778820]

約数ペア:

[(1, 847778820), (2, 423889410), (3, 282592940), (4, 211944705), (5, 169555764), (6, 141296470), (7, 121111260), (10, 84777882), (12, 70648235), (14, 60555630), (15, 56518588), (20, 42388941), (21, 40370420), (28, 30277815), (30, 28259294), (35, 24222252), (42, 20185210), (60, 14129647), (70, 12111126), (84, 10092605), (105, 8074084), (140, 6055563), (210, 4037042), (389, 2179380), (420, 2018521), (778, 1089690), (1167, 726460), (1556, 544845), (1945, 435876), (2334, 363230), (2723, 311340), (3890, 217938), (4668, 181615), (5189, 163380), (5446, 155670), (5835, 145292), (7780, 108969), (8169, 103780), (10378, 81690), (10892, 77835), (11670, 72646), (13615, 62268), (15567, 54460), (16338, 51890), (20756, 40845), (23340, 36323), (25945, 32676), (27230, 31134)]