168721014

素因数分解:

$2^1\times 3^1\times 7^3\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{257}}^1$

素因数の和:323

約数の個数: 128

約数和(自身を含む): 445824000

約数和(自身を除く): 277102986

約数列:

[1, 2, 3, 6, 7, 11, 14, 21, 22, 29, 33, 42, 49, 58, 66, 77, 87, 98, 147, 154, 174, 203, 231, 257, 294, 319, 343, 406, 462, 514, 539, 609, 638, 686, 771, 957, 1029, 1078, 1218, 1421, 1542, 1617, 1799, 1914, 2058, 2233, 2827, 2842, 3234, 3598, 3773, 4263, 4466, 5397, 5654, 6699, 7453, 7546, 8481, 8526, 9947, 10794, 11319, 12593, 13398, 14906, 15631, 16962, 19789, 19894, 22359, 22638, 25186, 29841, 31262, 37779, 39578, 44718, 46893, 52171, 59367, 59682, 75558, 81983, 88151, 93786, 104342, 109417, 118734, 138523, 156513, 163966, 176302, 218834, 245949, 264453, 277046, 313026, 328251, 365197, 415569, 491898, 528906, 573881, 656502, 730394, 831138, 969661, 1095591, 1147762, 1721643, 1939322, 2191182, 2556379, 2908983, 3443286, 4017167, 5112758, 5817966, 7669137, 8034334, 12051501, 15338274, 24103002, 28120169, 56240338, 84360507, 168721014]

約数ペア:

[(1, 168721014), (2, 84360507), (3, 56240338), (6, 28120169), (7, 24103002), (11, 15338274), (14, 12051501), (21, 8034334), (22, 7669137), (29, 5817966), (33, 5112758), (42, 4017167), (49, 3443286), (58, 2908983), (66, 2556379), (77, 2191182), (87, 1939322), (98, 1721643), (147, 1147762), (154, 1095591), (174, 969661), (203, 831138), (231, 730394), (257, 656502), (294, 573881), (319, 528906), (343, 491898), (406, 415569), (462, 365197), (514, 328251), (539, 313026), (609, 277046), (638, 264453), (686, 245949), (771, 218834), (957, 176302), (1029, 163966), (1078, 156513), (1218, 138523), (1421, 118734), (1542, 109417), (1617, 104342), (1799, 93786), (1914, 88151), (2058, 81983), (2233, 75558), (2827, 59682), (2842, 59367), (3234, 52171), (3598, 46893), (3773, 44718), (4263, 39578), (4466, 37779), (5397, 31262), (5654, 29841), (6699, 25186), (7453, 22638), (7546, 22359), (8481, 19894), (8526, 19789), (9947, 16962), (10794, 15631), (11319, 14906), (12593, 13398)]