54318460

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{43}}^1\times {\mathrm{1289}}^1$

素因数の和:1355

約数の個数: 72

約数和(自身を含む): 135883440

約数和(自身を除く): 81564980

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 43, 49, 70, 86, 98, 140, 172, 196, 215, 245, 301, 430, 490, 602, 860, 980, 1204, 1289, 1505, 2107, 2578, 3010, 4214, 5156, 6020, 6445, 8428, 9023, 10535, 12890, 18046, 21070, 25780, 36092, 42140, 45115, 55427, 63161, 90230, 110854, 126322, 180460, 221708, 252644, 277135, 315805, 387989, 554270, 631610, 775978, 1108540, 1263220, 1551956, 1939945, 2715923, 3879890, 5431846, 7759780, 10863692, 13579615, 27159230, 54318460]

約数ペア:

[(1, 54318460), (2, 27159230), (4, 13579615), (5, 10863692), (7, 7759780), (10, 5431846), (14, 3879890), (20, 2715923), (28, 1939945), (35, 1551956), (43, 1263220), (49, 1108540), (70, 775978), (86, 631610), (98, 554270), (140, 387989), (172, 315805), (196, 277135), (215, 252644), (245, 221708), (301, 180460), (430, 126322), (490, 110854), (602, 90230), (860, 63161), (980, 55427), (1204, 45115), (1289, 42140), (1505, 36092), (2107, 25780), (2578, 21070), (3010, 18046), (4214, 12890), (5156, 10535), (6020, 9023), (6445, 8428)]