82220220

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{829}}^1$

素因数の和:892

約数の個数: 144

約数和(自身を含む): 271908000

約数和(自身を除く): 189687780

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 19, 20, 29, 30, 36, 38, 45, 57, 58, 60, 76, 87, 90, 95, 114, 116, 145, 171, 174, 180, 190, 228, 261, 285, 290, 342, 348, 380, 435, 522, 551, 570, 580, 684, 829, 855, 870, 1044, 1102, 1140, 1305, 1653, 1658, 1710, 1740, 2204, 2487, 2610, 2755, 3306, 3316, 3420, 4145, 4959, 4974, 5220, 5510, 6612, 7461, 8265, 8290, 9918, 9948, 11020, 12435, 14922, 15751, 16530, 16580, 19836, 24041, 24795, 24870, 29844, 31502, 33060, 37305, 47253, 48082, 49590, 49740, 63004, 72123, 74610, 78755, 94506, 96164, 99180, 120205, 141759, 144246, 149220, 157510, 189012, 216369, 236265, 240410, 283518, 288492, 315020, 360615, 432738, 456779, 472530, 480820, 567036, 708795, 721230, 865476, 913558, 945060, 1081845, 1370337, 1417590, 1442460, 1827116, 2163690, 2283895, 2740674, 2835180, 4111011, 4327380, 4567790, 5481348, 6851685, 8222022, 9135580, 13703370, 16444044, 20555055, 27406740, 41110110, 82220220]

約数ペア:

[(1, 82220220), (2, 41110110), (3, 27406740), (4, 20555055), (5, 16444044), (6, 13703370), (9, 9135580), (10, 8222022), (12, 6851685), (15, 5481348), (18, 4567790), (19, 4327380), (20, 4111011), (29, 2835180), (30, 2740674), (36, 2283895), (38, 2163690), (45, 1827116), (57, 1442460), (58, 1417590), (60, 1370337), (76, 1081845), (87, 945060), (90, 913558), (95, 865476), (114, 721230), (116, 708795), (145, 567036), (171, 480820), (174, 472530), (180, 456779), (190, 432738), (228, 360615), (261, 315020), (285, 288492), (290, 283518), (342, 240410), (348, 236265), (380, 216369), (435, 189012), (522, 157510), (551, 149220), (570, 144246), (580, 141759), (684, 120205), (829, 99180), (855, 96164), (870, 94506), (1044, 78755), (1102, 74610), (1140, 72123), (1305, 63004), (1653, 49740), (1658, 49590), (1710, 48082), (1740, 47253), (2204, 37305), (2487, 33060), (2610, 31502), (2755, 29844), (3306, 24870), (3316, 24795), (3420, 24041), (4145, 19836), (4959, 16580), (4974, 16530), (5220, 15751), (5510, 14922), (6612, 12435), (7461, 11020), (8265, 9948), (8290, 9918)]