128539890

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{2897}}^1$

素因数の和:2956

約数の個数: 96

約数和(自身を含む): 366191280

約数和(自身を除く): 237651390

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 17, 18, 29, 30, 34, 45, 51, 58, 85, 87, 90, 102, 145, 153, 170, 174, 255, 261, 290, 306, 435, 493, 510, 522, 765, 870, 986, 1305, 1479, 1530, 2465, 2610, 2897, 2958, 4437, 4930, 5794, 7395, 8691, 8874, 14485, 14790, 17382, 22185, 26073, 28970, 43455, 44370, 49249, 52146, 84013, 86910, 98498, 130365, 147747, 168026, 246245, 252039, 260730, 295494, 420065, 443241, 492490, 504078, 738735, 756117, 840130, 886482, 1260195, 1428221, 1477470, 1512234, 2216205, 2520390, 2856442, 3780585, 4284663, 4432410, 7141105, 7561170, 8569326, 12853989, 14282210, 21423315, 25707978, 42846630, 64269945, 128539890]

約数ペア:

[(1, 128539890), (2, 64269945), (3, 42846630), (5, 25707978), (6, 21423315), (9, 14282210), (10, 12853989), (15, 8569326), (17, 7561170), (18, 7141105), (29, 4432410), (30, 4284663), (34, 3780585), (45, 2856442), (51, 2520390), (58, 2216205), (85, 1512234), (87, 1477470), (90, 1428221), (102, 1260195), (145, 886482), (153, 840130), (170, 756117), (174, 738735), (255, 504078), (261, 492490), (290, 443241), (306, 420065), (435, 295494), (493, 260730), (510, 252039), (522, 246245), (765, 168026), (870, 147747), (986, 130365), (1305, 98498), (1479, 86910), (1530, 84013), (2465, 52146), (2610, 49249), (2897, 44370), (2958, 43455), (4437, 28970), (4930, 26073), (5794, 22185), (7395, 17382), (8691, 14790), (8874, 14485)]