71736420

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{170801}}^1$

素因数の和:170820

約数の個数: 48

約数和(自身を含む): 229557888

約数和(自身を除く): 157821468

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, 170801, 341602, 512403, 683204, 854005, 1024806, 1195607, 1708010, 2049612, 2391214, 2562015, 3416020, 3586821, 4782428, 5124030, 5978035, 7173642, 10248060, 11956070, 14347284, 17934105, 23912140, 35868210, 71736420]

約数ペア:

[(1, 71736420), (2, 35868210), (3, 23912140), (4, 17934105), (5, 14347284), (6, 11956070), (7, 10248060), (10, 7173642), (12, 5978035), (14, 5124030), (15, 4782428), (20, 3586821), (21, 3416020), (28, 2562015), (30, 2391214), (35, 2049612), (42, 1708010), (60, 1195607), (70, 1024806), (84, 854005), (105, 683204), (140, 512403), (210, 341602), (420, 170801)]