820978128

素因数分解:

$2^4\times 3^2\times {\mathrm{2311}}^1\times {\mathrm{2467}}^1$

素因数の和:4792

約数の個数: 60

約数和(自身を含む): 2299524448

約数和(自身を除く): 1478546320

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 36, 48, 72, 144, 2311, 2467, 4622, 4934, 6933, 7401, 9244, 9868, 13866, 14802, 18488, 19736, 20799, 22203, 27732, 29604, 36976, 39472, 41598, 44406, 55464, 59208, 83196, 88812, 110928, 118416, 166392, 177624, 332784, 355248, 5701237, 11402474, 17103711, 22804948, 34207422, 45609896, 51311133, 68414844, 91219792, 102622266, 136829688, 205244532, 273659376, 410489064, 820978128]

約数ペア:

[(1, 820978128), (2, 410489064), (3, 273659376), (4, 205244532), (6, 136829688), (8, 102622266), (9, 91219792), (12, 68414844), (16, 51311133), (18, 45609896), (24, 34207422), (36, 22804948), (48, 17103711), (72, 11402474), (144, 5701237), (2311, 355248), (2467, 332784), (4622, 177624), (4934, 166392), (6933, 118416), (7401, 110928), (9244, 88812), (9868, 83196), (13866, 59208), (14802, 55464), (18488, 44406), (19736, 41598), (20799, 39472), (22203, 36976), (27732, 29604)]