280905087888

素因数分解:

$2^4\times 3^5\times {\mathrm{31}}^1\times {\mathrm{131}}^1\times {\mathrm{17791}}^1$

素因数の和:17976

約数の個数: 240

約数和(自身を含む): 848031055872

約数和(自身を除く): 567125967984

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 31, 36, 48, 54, 62, 72, 81, 93, 108, 124, 131, 144, 162, 186, 216, 243, 248, 262, 279, 324, 372, 393, 432, 486, 496, 524, 558, 648, 744, 786, 837, 972, 1048, 1116, 1179, 1296, 1488, 1572, 1674, 1944, 2096, 2232, 2358, 2511, 3144, 3348, 3537, 3888, 4061, 4464, 4716, 5022, 6288, 6696, 7074, 7533, 8122, 9432, 10044, 10611, 12183, 13392, 14148, 15066, 16244, 17791, 18864, 20088, 21222, 24366, 28296, 30132, 31833, 32488, 35582, 36549, 40176, 42444, 48732, 53373, 56592, 60264, 63666, 64976, 71164, 73098, 84888, 97464, 106746, 109647, 120528, 127332, 142328, 146196, 160119, 169776, 194928, 213492, 219294, 254664, 284656, 292392, 320238, 328941, 426984, 438588, 480357, 509328, 551521, 584784, 640476, 657882, 853968, 877176, 960714, 986823, 1103042, 1280952, 1315764, 1441071, 1654563, 1754352, 1921428, 1973646, 2206084, 2330621, 2561904, 2631528, 2882142, 3309126, 3842856, 3947292, 4323213, 4412168, 4661242, 4963689, 5263056, 5764284, 6618252, 6991863, 7685712, 7894584, 8646426, 8824336, 9322484, 9927378, 11528568, 13236504, 13983726, 14891067, 15789168, 17292852, 18644968, 19854756, 20975589, 23057136, 26473008, 27967452, 29782134, 34585704, 37289936, 39709512, 41951178, 44673201, 55934904, 59564268, 62926767, 69171408, 72249251, 79419024, 83902356, 89346402, 111869808, 119128536, 125853534, 134019603, 144498502, 167804712, 178692804, 188780301, 216747753, 238257072, 251707068, 268039206, 288997004, 335609424, 357385608, 377560602, 433495506, 503414136, 536078412, 566340903, 577994008, 650243259, 714771216, 755121204, 866991012, 1006828272, 1072156824, 1132681806, 1155988016, 1300486518, 1510242408, 1733982024, 1950729777, 2144313648, 2265363612, 2600973036, 3020484816, 3467964048, 3901459554, 4530727224, 5201946072, 5852189331, 7802919108, 9061454448, 10403892144, 11704378662, 15605838216, 17556567993, 23408757324, 31211676432, 35113135986, 46817514648, 70226271972, 93635029296, 140452543944, 280905087888]

約数ペア:

[(1, 280905087888), (2, 140452543944), (3, 93635029296), (4, 70226271972), (6, 46817514648), (8, 35113135986), (9, 31211676432), (12, 23408757324), (16, 17556567993), (18, 15605838216), (24, 11704378662), (27, 10403892144), (31, 9061454448), (36, 7802919108), (48, 5852189331), (54, 5201946072), (62, 4530727224), (72, 3901459554), (81, 3467964048), (93, 3020484816), (108, 2600973036), (124, 2265363612), (131, 2144313648), (144, 1950729777), (162, 1733982024), (186, 1510242408), (216, 1300486518), (243, 1155988016), (248, 1132681806), (262, 1072156824), (279, 1006828272), (324, 866991012), (372, 755121204), (393, 714771216), (432, 650243259), (486, 577994008), (496, 566340903), (524, 536078412), (558, 503414136), (648, 433495506), (744, 377560602), (786, 357385608), (837, 335609424), (972, 288997004), (1048, 268039206), (1116, 251707068), (1179, 238257072), (1296, 216747753), (1488, 188780301), (1572, 178692804), (1674, 167804712), (1944, 144498502), (2096, 134019603), (2232, 125853534), (2358, 119128536), (2511, 111869808), (3144, 89346402), (3348, 83902356), (3537, 79419024), (3888, 72249251), (4061, 69171408), (4464, 62926767), (4716, 59564268), (5022, 55934904), (6288, 44673201), (6696, 41951178), (7074, 39709512), (7533, 37289936), (8122, 34585704), (9432, 29782134), (10044, 27967452), (10611, 26473008), (12183, 23057136), (13392, 20975589), (14148, 19854756), (15066, 18644968), (16244, 17292852), (17791, 15789168), (18864, 14891067), (20088, 13983726), (21222, 13236504), (24366, 11528568), (28296, 9927378), (30132, 9322484), (31833, 8824336), (32488, 8646426), (35582, 7894584), (36549, 7685712), (40176, 6991863), (42444, 6618252), (48732, 5764284), (53373, 5263056), (56592, 4963689), (60264, 4661242), (63666, 4412168), (64976, 4323213), (71164, 3947292), (73098, 3842856), (84888, 3309126), (97464, 2882142), (106746, 2631528), (109647, 2561904), (120528, 2330621), (127332, 2206084), (142328, 1973646), (146196, 1921428), (160119, 1754352), (169776, 1654563), (194928, 1441071), (213492, 1315764), (219294, 1280952), (254664, 1103042), (284656, 986823), (292392, 960714), (320238, 877176), (328941, 853968), (426984, 657882), (438588, 640476), (480357, 584784), (509328, 551521)]