30877140

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{73517}}^1$

素因数の和:73536

約数の個数: 48

約数和(自身を含む): 98808192

約数和(自身を除く): 67931052

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, 420, 73517, 147034, 220551, 294068, 367585, 441102, 514619, 735170, 882204, 1029238, 1102755, 1470340, 1543857, 2058476, 2205510, 2573095, 3087714, 4411020, 5146190, 6175428, 7719285, 10292380, 15438570, 30877140]

約数ペア:

[(1, 30877140), (2, 15438570), (3, 10292380), (4, 7719285), (5, 6175428), (6, 5146190), (7, 4411020), (10, 3087714), (12, 2573095), (14, 2205510), (15, 2058476), (20, 1543857), (21, 1470340), (28, 1102755), (30, 1029238), (35, 882204), (42, 735170), (60, 514619), (70, 441102), (84, 367585), (105, 294068), (140, 220551), (210, 147034), (420, 73517)]