261679680

素因数分解:

$2^6\times 3^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{977}}^1$

素因数の和:1034

約数の個数: 224

約数和(自身を含む): 953902080

約数和(自身を除く): 692222400

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 31, 32, 36, 40, 45, 48, 54, 60, 62, 64, 72, 80, 90, 93, 96, 108, 120, 124, 135, 144, 155, 160, 180, 186, 192, 216, 240, 248, 270, 279, 288, 310, 320, 360, 372, 432, 465, 480, 496, 540, 558, 576, 620, 720, 744, 837, 864, 930, 960, 977, 992, 1080, 1116, 1240, 1395, 1440, 1488, 1674, 1728, 1860, 1954, 1984, 2160, 2232, 2480, 2790, 2880, 2931, 2976, 3348, 3720, 3908, 4185, 4320, 4464, 4885, 4960, 5580, 5862, 5952, 6696, 7440, 7816, 8370, 8640, 8793, 8928, 9770, 9920, 11160, 11724, 13392, 14655, 14880, 15632, 16740, 17586, 17856, 19540, 22320, 23448, 26379, 26784, 29310, 29760, 30287, 31264, 33480, 35172, 39080, 43965, 44640, 46896, 52758, 53568, 58620, 60574, 62528, 66960, 70344, 78160, 87930, 89280, 90861, 93792, 105516, 117240, 121148, 131895, 133920, 140688, 151435, 156320, 175860, 181722, 187584, 211032, 234480, 242296, 263790, 267840, 272583, 281376, 302870, 312640, 351720, 363444, 422064, 454305, 468960, 484592, 527580, 545166, 562752, 605740, 703440, 726888, 817749, 844128, 908610, 937920, 969184, 1055160, 1090332, 1211480, 1362915, 1406880, 1453776, 1635498, 1688256, 1817220, 1938368, 2110320, 2180664, 2422960, 2725830, 2813760, 2907552, 3270996, 3634440, 4088745, 4220640, 4361328, 4845920, 5451660, 5815104, 6541992, 7268880, 8177490, 8441280, 8722656, 9691840, 10903320, 13083984, 14537760, 16354980, 17445312, 21806640, 26167968, 29075520, 32709960, 43613280, 52335936, 65419920, 87226560, 130839840, 261679680]

約数ペア:

[(1, 261679680), (2, 130839840), (3, 87226560), (4, 65419920), (5, 52335936), (6, 43613280), (8, 32709960), (9, 29075520), (10, 26167968), (12, 21806640), (15, 17445312), (16, 16354980), (18, 14537760), (20, 13083984), (24, 10903320), (27, 9691840), (30, 8722656), (31, 8441280), (32, 8177490), (36, 7268880), (40, 6541992), (45, 5815104), (48, 5451660), (54, 4845920), (60, 4361328), (62, 4220640), (64, 4088745), (72, 3634440), (80, 3270996), (90, 2907552), (93, 2813760), (96, 2725830), (108, 2422960), (120, 2180664), (124, 2110320), (135, 1938368), (144, 1817220), (155, 1688256), (160, 1635498), (180, 1453776), (186, 1406880), (192, 1362915), (216, 1211480), (240, 1090332), (248, 1055160), (270, 969184), (279, 937920), (288, 908610), (310, 844128), (320, 817749), (360, 726888), (372, 703440), (432, 605740), (465, 562752), (480, 545166), (496, 527580), (540, 484592), (558, 468960), (576, 454305), (620, 422064), (720, 363444), (744, 351720), (837, 312640), (864, 302870), (930, 281376), (960, 272583), (977, 267840), (992, 263790), (1080, 242296), (1116, 234480), (1240, 211032), (1395, 187584), (1440, 181722), (1488, 175860), (1674, 156320), (1728, 151435), (1860, 140688), (1954, 133920), (1984, 131895), (2160, 121148), (2232, 117240), (2480, 105516), (2790, 93792), (2880, 90861), (2931, 89280), (2976, 87930), (3348, 78160), (3720, 70344), (3908, 66960), (4185, 62528), (4320, 60574), (4464, 58620), (4885, 53568), (4960, 52758), (5580, 46896), (5862, 44640), (5952, 43965), (6696, 39080), (7440, 35172), (7816, 33480), (8370, 31264), (8640, 30287), (8793, 29760), (8928, 29310), (9770, 26784), (9920, 26379), (11160, 23448), (11724, 22320), (13392, 19540), (14655, 17856), (14880, 17586), (15632, 16740)]