254095940

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{241}}^1\times {\mathrm{443}}^1$

素因数の和:717

約数の個数: 96

約数和(自身を含む): 649845504

約数和(自身を除く): 395749564

約数列:

[1, 2, 4, 5, 7, 10, 14, 17, 20, 28, 34, 35, 68, 70, 85, 119, 140, 170, 238, 241, 340, 443, 476, 482, 595, 886, 964, 1190, 1205, 1687, 1772, 2215, 2380, 2410, 3101, 3374, 4097, 4430, 4820, 6202, 6748, 7531, 8194, 8435, 8860, 12404, 15062, 15505, 16388, 16870, 20485, 28679, 30124, 31010, 33740, 37655, 40970, 52717, 57358, 62020, 75310, 81940, 105434, 106763, 114716, 143395, 150620, 210868, 213526, 263585, 286790, 427052, 527170, 533815, 573580, 747341, 1054340, 1067630, 1494682, 1814971, 2135260, 2989364, 3629942, 3736705, 7259884, 7473410, 9074855, 12704797, 14946820, 18149710, 25409594, 36299420, 50819188, 63523985, 127047970, 254095940]

約数ペア:

[(1, 254095940), (2, 127047970), (4, 63523985), (5, 50819188), (7, 36299420), (10, 25409594), (14, 18149710), (17, 14946820), (20, 12704797), (28, 9074855), (34, 7473410), (35, 7259884), (68, 3736705), (70, 3629942), (85, 2989364), (119, 2135260), (140, 1814971), (170, 1494682), (238, 1067630), (241, 1054340), (340, 747341), (443, 573580), (476, 533815), (482, 527170), (595, 427052), (886, 286790), (964, 263585), (1190, 213526), (1205, 210868), (1687, 150620), (1772, 143395), (2215, 114716), (2380, 106763), (2410, 105434), (3101, 81940), (3374, 75310), (4097, 62020), (4430, 57358), (4820, 52717), (6202, 40970), (6748, 37655), (7531, 33740), (8194, 31010), (8435, 30124), (8860, 28679), (12404, 20485), (15062, 16870), (15505, 16388)]