68207580

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{54133}}^1$

素因数の和:54155

約数の個数: 72

約数和(自身を含む): 236457312

約数和(自身を除く): 168249732

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, 54133, 108266, 162399, 216532, 270665, 324798, 378931, 487197, 541330, 649596, 757862, 811995, 974394, 1082660, 1136793, 1515724, 1623990, 1894655, 1948788, 2273586, 2435985, 3247980, 3410379, 3789310, 4547172, 4871970, 5683965, 6820758, 7578620, 9743940, 11367930, 13641516, 17051895, 22735860, 34103790, 68207580]

約数ペア:

[(1, 68207580), (2, 34103790), (3, 22735860), (4, 17051895), (5, 13641516), (6, 11367930), (7, 9743940), (9, 7578620), (10, 6820758), (12, 5683965), (14, 4871970), (15, 4547172), (18, 3789310), (20, 3410379), (21, 3247980), (28, 2435985), (30, 2273586), (35, 1948788), (36, 1894655), (42, 1623990), (45, 1515724), (60, 1136793), (63, 1082660), (70, 974394), (84, 811995), (90, 757862), (105, 649596), (126, 541330), (140, 487197), (180, 378931), (210, 324798), (252, 270665), (315, 216532), (420, 162399), (630, 108266), (1260, 54133)]