216959328

素因数分解:

$2^5\times 3^2\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{1279}}^1$

素因数の和:1345

約数の個数: 144

約数和(自身を含む): 670924800

約数和(自身を除く): 453965472

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 19, 24, 31, 32, 36, 38, 48, 57, 62, 72, 76, 93, 96, 114, 124, 144, 152, 171, 186, 228, 248, 279, 288, 304, 342, 372, 456, 496, 558, 589, 608, 684, 744, 912, 992, 1116, 1178, 1279, 1368, 1488, 1767, 1824, 2232, 2356, 2558, 2736, 2976, 3534, 3837, 4464, 4712, 5116, 5301, 5472, 7068, 7674, 8928, 9424, 10232, 10602, 11511, 14136, 15348, 18848, 20464, 21204, 23022, 24301, 28272, 30696, 39649, 40928, 42408, 46044, 48602, 56544, 61392, 72903, 79298, 84816, 92088, 97204, 118947, 122784, 145806, 158596, 169632, 184176, 194408, 218709, 237894, 291612, 317192, 356841, 368352, 388816, 437418, 475788, 583224, 634384, 713682, 753331, 777632, 874836, 951576, 1166448, 1268768, 1427364, 1506662, 1749672, 1903152, 2259993, 2332896, 2854728, 3013324, 3499344, 3806304, 4519986, 5709456, 6026648, 6779979, 6998688, 9039972, 11418912, 12053296, 13559958, 18079944, 24106592, 27119916, 36159888, 54239832, 72319776, 108479664, 216959328]

約数ペア:

[(1, 216959328), (2, 108479664), (3, 72319776), (4, 54239832), (6, 36159888), (8, 27119916), (9, 24106592), (12, 18079944), (16, 13559958), (18, 12053296), (19, 11418912), (24, 9039972), (31, 6998688), (32, 6779979), (36, 6026648), (38, 5709456), (48, 4519986), (57, 3806304), (62, 3499344), (72, 3013324), (76, 2854728), (93, 2332896), (96, 2259993), (114, 1903152), (124, 1749672), (144, 1506662), (152, 1427364), (171, 1268768), (186, 1166448), (228, 951576), (248, 874836), (279, 777632), (288, 753331), (304, 713682), (342, 634384), (372, 583224), (456, 475788), (496, 437418), (558, 388816), (589, 368352), (608, 356841), (684, 317192), (744, 291612), (912, 237894), (992, 218709), (1116, 194408), (1178, 184176), (1279, 169632), (1368, 158596), (1488, 145806), (1767, 122784), (1824, 118947), (2232, 97204), (2356, 92088), (2558, 84816), (2736, 79298), (2976, 72903), (3534, 61392), (3837, 56544), (4464, 48602), (4712, 46044), (5116, 42408), (5301, 40928), (5472, 39649), (7068, 30696), (7674, 28272), (8928, 24301), (9424, 23022), (10232, 21204), (10602, 20464), (11511, 18848), (14136, 15348)]