1297620

素因数分解:

$2^2\times 3^6\times 5^1\times {\mathrm{89}}^1$

素因数の和:116

約数の個数: 84

約数和(自身を含む): 4131540

約数和(自身を除く): 2833920

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 81, 89, 90, 108, 135, 162, 178, 180, 243, 267, 270, 324, 356, 405, 445, 486, 534, 540, 729, 801, 810, 890, 972, 1068, 1215, 1335, 1458, 1602, 1620, 1780, 2403, 2430, 2670, 2916, 3204, 3645, 4005, 4806, 4860, 5340, 7209, 7290, 8010, 9612, 12015, 14418, 14580, 16020, 21627, 24030, 28836, 36045, 43254, 48060, 64881, 72090, 86508, 108135, 129762, 144180, 216270, 259524, 324405, 432540, 648810, 1297620]

約数ペア:

[(1, 1297620), (2, 648810), (3, 432540), (4, 324405), (5, 259524), (6, 216270), (9, 144180), (10, 129762), (12, 108135), (15, 86508), (18, 72090), (20, 64881), (27, 48060), (30, 43254), (36, 36045), (45, 28836), (54, 24030), (60, 21627), (81, 16020), (89, 14580), (90, 14418), (108, 12015), (135, 9612), (162, 8010), (178, 7290), (180, 7209), (243, 5340), (267, 4860), (270, 4806), (324, 4005), (356, 3645), (405, 3204), (445, 2916), (486, 2670), (534, 2430), (540, 2403), (729, 1780), (801, 1620), (810, 1602), (890, 1458), (972, 1335), (1068, 1215)]