200620980

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{159223}}^1$

素因数の和:159245

約数の個数: 72

約数和(自身を含む): 695490432

約数和(自身を除く): 494869452

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 60, 63, 70, 84, 90, 105, 126, 140, 180, 210, 252, 315, 420, 630, 1260, 159223, 318446, 477669, 636892, 796115, 955338, 1114561, 1433007, 1592230, 1910676, 2229122, 2388345, 2866014, 3184460, 3343683, 4458244, 4776690, 5572805, 5732028, 6687366, 7165035, 9553380, 10031049, 11145610, 13374732, 14330070, 16718415, 20062098, 22291220, 28660140, 33436830, 40124196, 50155245, 66873660, 100310490, 200620980]

約数ペア:

[(1, 200620980), (2, 100310490), (3, 66873660), (4, 50155245), (5, 40124196), (6, 33436830), (7, 28660140), (9, 22291220), (10, 20062098), (12, 16718415), (14, 14330070), (15, 13374732), (18, 11145610), (20, 10031049), (21, 9553380), (28, 7165035), (30, 6687366), (35, 5732028), (36, 5572805), (42, 4776690), (45, 4458244), (60, 3343683), (63, 3184460), (70, 2866014), (84, 2388345), (90, 2229122), (105, 1910676), (126, 1592230), (140, 1433007), (180, 1114561), (210, 955338), (252, 796115), (315, 636892), (420, 477669), (630, 318446), (1260, 159223)]