71721510

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{239}}^1\times {\mathrm{1429}}^1$

素因数の和:1685

約数の個数: 64

約数和(自身を含む): 197683200

約数和(自身を除く): 125961690

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 70, 105, 210, 239, 478, 717, 1195, 1429, 1434, 1673, 2390, 2858, 3346, 3585, 4287, 5019, 7145, 7170, 8365, 8574, 10003, 10038, 14290, 16730, 20006, 21435, 25095, 30009, 42870, 50015, 50190, 60018, 100030, 150045, 300090, 341531, 683062, 1024593, 1707655, 2049186, 2390717, 3415310, 4781434, 5122965, 7172151, 10245930, 11953585, 14344302, 23907170, 35860755, 71721510]

約数ペア:

[(1, 71721510), (2, 35860755), (3, 23907170), (5, 14344302), (6, 11953585), (7, 10245930), (10, 7172151), (14, 5122965), (15, 4781434), (21, 3415310), (30, 2390717), (35, 2049186), (42, 1707655), (70, 1024593), (105, 683062), (210, 341531), (239, 300090), (478, 150045), (717, 100030), (1195, 60018), (1429, 50190), (1434, 50015), (1673, 42870), (2390, 30009), (2858, 25095), (3346, 21435), (3585, 20006), (4287, 16730), (5019, 14290), (7145, 10038), (7170, 10003), (8365, 8574)]