208156965885

素因数分解:

$3^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{88661}}^1$

素因数の和:88737

約数の個数: 160

約数和(自身を含む): 444915846144

約数和(自身を除く): 236758880259

約数列:

[1, 3, 5, 9, 11, 15, 17, 27, 31, 33, 45, 51, 55, 81, 85, 93, 99, 135, 153, 155, 165, 187, 255, 279, 297, 341, 405, 459, 465, 495, 527, 561, 765, 837, 891, 935, 1023, 1377, 1395, 1485, 1581, 1683, 1705, 2295, 2511, 2635, 2805, 3069, 4185, 4455, 4743, 5049, 5115, 5797, 6885, 7905, 8415, 9207, 12555, 14229, 15147, 15345, 17391, 23715, 25245, 27621, 28985, 42687, 46035, 52173, 71145, 75735, 86955, 88661, 138105, 156519, 213435, 260865, 265983, 443305, 469557, 782595, 797949, 975271, 1329915, 1507237, 2347785, 2393847, 2748491, 2925813, 3989745, 4521711, 4876355, 7181541, 7536185, 8245473, 8777439, 11969235, 13565133, 13742455, 14629065, 16579607, 22608555, 24736419, 26332317, 30233401, 35907705, 40695399, 41227365, 43887195, 46724347, 49738821, 67825665, 74209257, 78996951, 82898035, 90700203, 122086197, 123682095, 131661585, 140173041, 149216463, 151167005, 203476995, 222627771, 233621735, 248694105, 272100609, 371046285, 394984755, 420519123, 447649389, 453501015, 513967817, 610430985, 700865205, 746082315, 816301827, 1113138855, 1261557369, 1342948167, 1360503045, 1541903451, 2102595615, 2238246945, 2448905481, 2569839085, 3784672107, 4081509135, 4625710353, 6307786845, 6714740835, 7709517255, 12244527405, 13877131059, 18923360535, 23128551765, 41631393177, 69385655295, 208156965885]

約数ペア:

[(1, 208156965885), (3, 69385655295), (5, 41631393177), (9, 23128551765), (11, 18923360535), (15, 13877131059), (17, 12244527405), (27, 7709517255), (31, 6714740835), (33, 6307786845), (45, 4625710353), (51, 4081509135), (55, 3784672107), (81, 2569839085), (85, 2448905481), (93, 2238246945), (99, 2102595615), (135, 1541903451), (153, 1360503045), (155, 1342948167), (165, 1261557369), (187, 1113138855), (255, 816301827), (279, 746082315), (297, 700865205), (341, 610430985), (405, 513967817), (459, 453501015), (465, 447649389), (495, 420519123), (527, 394984755), (561, 371046285), (765, 272100609), (837, 248694105), (891, 233621735), (935, 222627771), (1023, 203476995), (1377, 151167005), (1395, 149216463), (1485, 140173041), (1581, 131661585), (1683, 123682095), (1705, 122086197), (2295, 90700203), (2511, 82898035), (2635, 78996951), (2805, 74209257), (3069, 67825665), (4185, 49738821), (4455, 46724347), (4743, 43887195), (5049, 41227365), (5115, 40695399), (5797, 35907705), (6885, 30233401), (7905, 26332317), (8415, 24736419), (9207, 22608555), (12555, 16579607), (14229, 14629065), (15147, 13742455), (15345, 13565133), (17391, 11969235), (23715, 8777439), (25245, 8245473), (27621, 7536185), (28985, 7181541), (42687, 4876355), (46035, 4521711), (52173, 3989745), (71145, 2925813), (75735, 2748491), (86955, 2393847), (88661, 2347785), (138105, 1507237), (156519, 1329915), (213435, 975271), (260865, 797949), (265983, 782595), (443305, 469557)]