9810990

素因数分解:

$2^1\times 3^3\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{179}}^1$

素因数の和:231

約数の個数: 128

約数和(自身を含む): 31104000

約数和(自身を除く): 21293010

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 27, 29, 30, 35, 42, 45, 54, 58, 63, 70, 87, 90, 105, 126, 135, 145, 174, 179, 189, 203, 210, 261, 270, 290, 315, 358, 378, 406, 435, 522, 537, 609, 630, 783, 870, 895, 945, 1015, 1074, 1218, 1253, 1305, 1566, 1611, 1790, 1827, 1890, 2030, 2506, 2610, 2685, 3045, 3222, 3654, 3759, 3915, 4833, 5191, 5370, 5481, 6090, 6265, 7518, 7830, 8055, 9135, 9666, 10382, 10962, 11277, 12530, 15573, 16110, 18270, 18795, 22554, 24165, 25955, 27405, 31146, 33831, 36337, 37590, 46719, 48330, 51910, 54810, 56385, 67662, 72674, 77865, 93438, 109011, 112770, 140157, 155730, 169155, 181685, 218022, 233595, 280314, 327033, 338310, 363370, 467190, 545055, 654066, 700785, 981099, 1090110, 1401570, 1635165, 1962198, 3270330, 4905495, 9810990]

約数ペア:

[(1, 9810990), (2, 4905495), (3, 3270330), (5, 1962198), (6, 1635165), (7, 1401570), (9, 1090110), (10, 981099), (14, 700785), (15, 654066), (18, 545055), (21, 467190), (27, 363370), (29, 338310), (30, 327033), (35, 280314), (42, 233595), (45, 218022), (54, 181685), (58, 169155), (63, 155730), (70, 140157), (87, 112770), (90, 109011), (105, 93438), (126, 77865), (135, 72674), (145, 67662), (174, 56385), (179, 54810), (189, 51910), (203, 48330), (210, 46719), (261, 37590), (270, 36337), (290, 33831), (315, 31146), (358, 27405), (378, 25955), (406, 24165), (435, 22554), (522, 18795), (537, 18270), (609, 16110), (630, 15573), (783, 12530), (870, 11277), (895, 10962), (945, 10382), (1015, 9666), (1074, 9135), (1218, 8055), (1253, 7830), (1305, 7518), (1566, 6265), (1611, 6090), (1790, 5481), (1827, 5370), (1890, 5191), (2030, 4833), (2506, 3915), (2610, 3759), (2685, 3654), (3045, 3222)]