811620

素因数分解:

$2^2\times 3^5\times 5^1\times {\mathrm{167}}^1$

素因数の和:191

約数の個数: 72

約数和(自身を含む): 2568384

約数和(自身を除く): 1756764

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, 167, 180, 243, 270, 324, 334, 405, 486, 501, 540, 668, 810, 835, 972, 1002, 1215, 1503, 1620, 1670, 2004, 2430, 2505, 3006, 3340, 4509, 4860, 5010, 6012, 7515, 9018, 10020, 13527, 15030, 18036, 22545, 27054, 30060, 40581, 45090, 54108, 67635, 81162, 90180, 135270, 162324, 202905, 270540, 405810, 811620]

約数ペア:

[(1, 811620), (2, 405810), (3, 270540), (4, 202905), (5, 162324), (6, 135270), (9, 90180), (10, 81162), (12, 67635), (15, 54108), (18, 45090), (20, 40581), (27, 30060), (30, 27054), (36, 22545), (45, 18036), (54, 15030), (60, 13527), (81, 10020), (90, 9018), (108, 7515), (135, 6012), (162, 5010), (167, 4860), (180, 4509), (243, 3340), (270, 3006), (324, 2505), (334, 2430), (405, 2004), (486, 1670), (501, 1620), (540, 1503), (668, 1215), (810, 1002), (835, 972)]