61586140

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{197}}^1$

素因数の和:260

約数の個数: 144

約数和(自身を含む): 170644320

約数和(自身を除く): 109058180

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 28, 29, 35, 44, 49, 55, 58, 70, 77, 98, 110, 116, 140, 145, 154, 196, 197, 203, 220, 245, 290, 308, 319, 385, 394, 406, 490, 539, 580, 638, 770, 788, 812, 980, 985, 1015, 1078, 1276, 1379, 1421, 1540, 1595, 1970, 2030, 2156, 2167, 2233, 2695, 2758, 2842, 3190, 3940, 4060, 4334, 4466, 5390, 5516, 5684, 5713, 6380, 6895, 7105, 8668, 8932, 9653, 10780, 10835, 11165, 11426, 13790, 14210, 15169, 15631, 19306, 21670, 22330, 22852, 27580, 28420, 28565, 30338, 31262, 38612, 39991, 43340, 44660, 48265, 57130, 60676, 62524, 62843, 75845, 78155, 79982, 96530, 106183, 114260, 125686, 151690, 156310, 159964, 193060, 199955, 212366, 251372, 279937, 303380, 312620, 314215, 399910, 424732, 439901, 530915, 559874, 628430, 799820, 879802, 1061830, 1119748, 1256860, 1399685, 1759604, 2123660, 2199505, 2799370, 3079307, 4399010, 5598740, 6158614, 8798020, 12317228, 15396535, 30793070, 61586140]

約数ペア:

[(1, 61586140), (2, 30793070), (4, 15396535), (5, 12317228), (7, 8798020), (10, 6158614), (11, 5598740), (14, 4399010), (20, 3079307), (22, 2799370), (28, 2199505), (29, 2123660), (35, 1759604), (44, 1399685), (49, 1256860), (55, 1119748), (58, 1061830), (70, 879802), (77, 799820), (98, 628430), (110, 559874), (116, 530915), (140, 439901), (145, 424732), (154, 399910), (196, 314215), (197, 312620), (203, 303380), (220, 279937), (245, 251372), (290, 212366), (308, 199955), (319, 193060), (385, 159964), (394, 156310), (406, 151690), (490, 125686), (539, 114260), (580, 106183), (638, 96530), (770, 79982), (788, 78155), (812, 75845), (980, 62843), (985, 62524), (1015, 60676), (1078, 57130), (1276, 48265), (1379, 44660), (1421, 43340), (1540, 39991), (1595, 38612), (1970, 31262), (2030, 30338), (2156, 28565), (2167, 28420), (2233, 27580), (2695, 22852), (2758, 22330), (2842, 21670), (3190, 19306), (3940, 15631), (4060, 15169), (4334, 14210), (4466, 13790), (5390, 11426), (5516, 11165), (5684, 10835), (5713, 10780), (6380, 9653), (6895, 8932), (7105, 8668)]