71638020

素因数分解:

$2^2\times 3^4\times 5^1\times {\mathrm{44221}}^1$

素因数の和:44242

約数の個数: 60

約数和(自身を含む): 224736204

約数和(自身を除く): 153098184

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 81, 90, 108, 135, 162, 180, 270, 324, 405, 540, 810, 1620, 44221, 88442, 132663, 176884, 221105, 265326, 397989, 442210, 530652, 663315, 795978, 884420, 1193967, 1326630, 1591956, 1989945, 2387934, 2653260, 3581901, 3979890, 4775868, 5969835, 7163802, 7959780, 11939670, 14327604, 17909505, 23879340, 35819010, 71638020]

約数ペア:

[(1, 71638020), (2, 35819010), (3, 23879340), (4, 17909505), (5, 14327604), (6, 11939670), (9, 7959780), (10, 7163802), (12, 5969835), (15, 4775868), (18, 3979890), (20, 3581901), (27, 2653260), (30, 2387934), (36, 1989945), (45, 1591956), (54, 1326630), (60, 1193967), (81, 884420), (90, 795978), (108, 663315), (135, 530652), (162, 442210), (180, 397989), (270, 265326), (324, 221105), (405, 176884), (540, 132663), (810, 88442), (1620, 44221)]