80337420

素因数分解:

$2^2\times 3^4\times 5^1\times {\mathrm{101}}^1\times {\mathrm{491}}^1$

素因数の和:613

約数の個数: 120

約数和(自身を含む): 255035088

約数和(自身を除く): 174697668

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 81, 90, 101, 108, 135, 162, 180, 202, 270, 303, 324, 404, 405, 491, 505, 540, 606, 810, 909, 982, 1010, 1212, 1473, 1515, 1620, 1818, 1964, 2020, 2455, 2727, 2946, 3030, 3636, 4419, 4545, 4910, 5454, 5892, 6060, 7365, 8181, 8838, 9090, 9820, 10908, 13257, 13635, 14730, 16362, 17676, 18180, 22095, 26514, 27270, 29460, 32724, 39771, 40905, 44190, 49591, 53028, 54540, 66285, 79542, 81810, 88380, 99182, 132570, 148773, 159084, 163620, 198364, 198855, 247955, 265140, 297546, 397710, 446319, 495910, 595092, 743865, 795420, 892638, 991820, 1338957, 1487730, 1785276, 2231595, 2677914, 2975460, 4016871, 4463190, 5355828, 6694785, 8033742, 8926380, 13389570, 16067484, 20084355, 26779140, 40168710, 80337420]

約数ペア:

[(1, 80337420), (2, 40168710), (3, 26779140), (4, 20084355), (5, 16067484), (6, 13389570), (9, 8926380), (10, 8033742), (12, 6694785), (15, 5355828), (18, 4463190), (20, 4016871), (27, 2975460), (30, 2677914), (36, 2231595), (45, 1785276), (54, 1487730), (60, 1338957), (81, 991820), (90, 892638), (101, 795420), (108, 743865), (135, 595092), (162, 495910), (180, 446319), (202, 397710), (270, 297546), (303, 265140), (324, 247955), (404, 198855), (405, 198364), (491, 163620), (505, 159084), (540, 148773), (606, 132570), (810, 99182), (909, 88380), (982, 81810), (1010, 79542), (1212, 66285), (1473, 54540), (1515, 53028), (1620, 49591), (1818, 44190), (1964, 40905), (2020, 39771), (2455, 32724), (2727, 29460), (2946, 27270), (3030, 26514), (3636, 22095), (4419, 18180), (4545, 17676), (4910, 16362), (5454, 14730), (5892, 13635), (6060, 13257), (7365, 10908), (8181, 9820), (8838, 9090)]