30728995024

素因数分解:

$2^4\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{680809}}^1$

素因数の和:680868

約数の個数: 80

約数和(自身を含む): 75640714240

約数和(自身を除く): 44911719216

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 31, 52, 56, 62, 91, 104, 112, 124, 182, 208, 217, 248, 364, 403, 434, 496, 728, 806, 868, 1456, 1612, 1736, 2821, 3224, 3472, 5642, 6448, 11284, 22568, 45136, 680809, 1361618, 2723236, 4765663, 5446472, 8850517, 9531326, 10892944, 17701034, 19062652, 21105079, 35402068, 38125304, 42210158, 61953619, 70804136, 76250608, 84420316, 123907238, 141608272, 147735553, 168840632, 247814476, 274366027, 295471106, 337681264, 495628952, 548732054, 590942212, 991257904, 1097464108, 1181884424, 1920562189, 2194928216, 2363768848, 3841124378, 4389856432, 7682248756, 15364497512, 30728995024]

約数ペア:

[(1, 30728995024), (2, 15364497512), (4, 7682248756), (7, 4389856432), (8, 3841124378), (13, 2363768848), (14, 2194928216), (16, 1920562189), (26, 1181884424), (28, 1097464108), (31, 991257904), (52, 590942212), (56, 548732054), (62, 495628952), (91, 337681264), (104, 295471106), (112, 274366027), (124, 247814476), (182, 168840632), (208, 147735553), (217, 141608272), (248, 123907238), (364, 84420316), (403, 76250608), (434, 70804136), (496, 61953619), (728, 42210158), (806, 38125304), (868, 35402068), (1456, 21105079), (1612, 19062652), (1736, 17701034), (2821, 10892944), (3224, 9531326), (3472, 8850517), (5642, 5446472), (6448, 4765663), (11284, 2723236), (22568, 1361618), (45136, 680809)]