139421170

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{23}}^1\times {\mathrm{89}}^1\times {\mathrm{139}}^1$

素因数の和:272

約数の個数: 96

約数和(自身を含む): 310262400

約数和(自身を除く): 170841230

約数列:

[1, 2, 5, 7, 10, 14, 23, 35, 46, 49, 70, 89, 98, 115, 139, 161, 178, 230, 245, 278, 322, 445, 490, 623, 695, 805, 890, 973, 1127, 1246, 1390, 1610, 1946, 2047, 2254, 3115, 3197, 4094, 4361, 4865, 5635, 6230, 6394, 6811, 8722, 9730, 10235, 11270, 12371, 13622, 14329, 15985, 20470, 21805, 22379, 24742, 28658, 31970, 34055, 43610, 44758, 61855, 68110, 71645, 86597, 100303, 111895, 123710, 143290, 156653, 173194, 200606, 223790, 284533, 313306, 432985, 501515, 569066, 606179, 783265, 865970, 1003030, 1212358, 1422665, 1566530, 1991731, 2845330, 3030895, 3983462, 6061790, 9958655, 13942117, 19917310, 27884234, 69710585, 139421170]

約数ペア:

[(1, 139421170), (2, 69710585), (5, 27884234), (7, 19917310), (10, 13942117), (14, 9958655), (23, 6061790), (35, 3983462), (46, 3030895), (49, 2845330), (70, 1991731), (89, 1566530), (98, 1422665), (115, 1212358), (139, 1003030), (161, 865970), (178, 783265), (230, 606179), (245, 569066), (278, 501515), (322, 432985), (445, 313306), (490, 284533), (623, 223790), (695, 200606), (805, 173194), (890, 156653), (973, 143290), (1127, 123710), (1246, 111895), (1390, 100303), (1610, 86597), (1946, 71645), (2047, 68110), (2254, 61855), (3115, 44758), (3197, 43610), (4094, 34055), (4361, 31970), (4865, 28658), (5635, 24742), (6230, 22379), (6394, 21805), (6811, 20470), (8722, 15985), (9730, 14329), (10235, 13622), (11270, 12371)]