198360540

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{157429}}^1$

素因数の和:157451

約数の個数: 72

約数和(自身を含む): 687654240

約数和(自身を除く): 489293700

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, 157429, 314858, 472287, 629716, 787145, 944574, 1102003, 1416861, 1574290, 1889148, 2204006, 2361435, 2833722, 3148580, 3306009, 4408012, 4722870, 5510015, 5667444, 6612018, 7084305, 9445740, 9918027, 11020030, 13224036, 14168610, 16530045, 19836054, 22040060, 28337220, 33060090, 39672108, 49590135, 66120180, 99180270, 198360540]

約数ペア:

[(1, 198360540), (2, 99180270), (3, 66120180), (4, 49590135), (5, 39672108), (6, 33060090), (7, 28337220), (9, 22040060), (10, 19836054), (12, 16530045), (14, 14168610), (15, 13224036), (18, 11020030), (20, 9918027), (21, 9445740), (28, 7084305), (30, 6612018), (35, 5667444), (36, 5510015), (42, 4722870), (45, 4408012), (60, 3306009), (63, 3148580), (70, 2833722), (84, 2361435), (90, 2204006), (105, 1889148), (126, 1574290), (140, 1416861), (180, 1102003), (210, 944574), (252, 787145), (315, 629716), (420, 472287), (630, 314858), (1260, 157429)]