207974340

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{165059}}^1$

素因数の和:165081

約数の個数: 72

約数和(自身を含む): 720982080

約数和(自身を除く): 513007740

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, 165059, 330118, 495177, 660236, 825295, 990354, 1155413, 1485531, 1650590, 1980708, 2310826, 2475885, 2971062, 3301180, 3466239, 4621652, 4951770, 5777065, 5942124, 6932478, 7427655, 9903540, 10398717, 11554130, 13864956, 14855310, 17331195, 20797434, 23108260, 29710620, 34662390, 41594868, 51993585, 69324780, 103987170, 207974340]

約数ペア:

[(1, 207974340), (2, 103987170), (3, 69324780), (4, 51993585), (5, 41594868), (6, 34662390), (7, 29710620), (9, 23108260), (10, 20797434), (12, 17331195), (14, 14855310), (15, 13864956), (18, 11554130), (20, 10398717), (21, 9903540), (28, 7427655), (30, 6932478), (35, 5942124), (36, 5777065), (42, 4951770), (45, 4621652), (60, 3466239), (63, 3301180), (70, 2971062), (84, 2475885), (90, 2310826), (105, 1980708), (126, 1650590), (140, 1485531), (180, 1155413), (210, 990354), (252, 825295), (315, 660236), (420, 495177), (630, 330118), (1260, 165059)]