247225680

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{433}}^1$

素因数の和:526

約数の個数: 240

約数和(自身を含む): 910889616

約数和(自身を除く): 663663936

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 16, 18, 20, 24, 26, 30, 36, 39, 40, 45, 48, 52, 60, 61, 65, 72, 78, 80, 90, 104, 117, 120, 122, 130, 144, 156, 180, 183, 195, 208, 234, 240, 244, 260, 305, 312, 360, 366, 390, 433, 468, 488, 520, 549, 585, 610, 624, 720, 732, 780, 793, 866, 915, 936, 976, 1040, 1098, 1170, 1220, 1299, 1464, 1560, 1586, 1732, 1830, 1872, 2165, 2196, 2340, 2379, 2440, 2598, 2745, 2928, 3120, 3172, 3464, 3660, 3897, 3965, 4330, 4392, 4680, 4758, 4880, 5196, 5490, 5629, 6344, 6495, 6928, 7137, 7320, 7794, 7930, 8660, 8784, 9360, 9516, 10392, 10980, 11258, 11895, 12688, 12990, 14274, 14640, 15588, 15860, 16887, 17320, 19032, 19485, 20784, 21960, 22516, 23790, 25980, 26413, 28145, 28548, 31176, 31720, 33774, 34640, 35685, 38064, 38970, 43920, 45032, 47580, 50661, 51960, 52826, 56290, 57096, 62352, 63440, 67548, 71370, 77940, 79239, 84435, 90064, 95160, 101322, 103920, 105652, 112580, 114192, 132065, 135096, 142740, 155880, 158478, 168870, 190320, 202644, 211304, 225160, 237717, 253305, 264130, 270192, 285480, 311760, 316956, 337740, 343369, 396195, 405288, 422608, 450320, 475434, 506610, 528260, 570960, 633912, 675480, 686738, 792390, 810576, 950868, 1013220, 1030107, 1056520, 1188585, 1267824, 1350960, 1373476, 1584780, 1716845, 1901736, 2026440, 2060214, 2113040, 2377170, 2746952, 3090321, 3169560, 3433690, 3803472, 4052880, 4120428, 4754340, 5150535, 5493904, 6180642, 6339120, 6867380, 8240856, 9508680, 10301070, 12361284, 13734760, 15451605, 16481712, 19017360, 20602140, 24722568, 27469520, 30903210, 41204280, 49445136, 61806420, 82408560, 123612840, 247225680]

約数ペア:

[(1, 247225680), (2, 123612840), (3, 82408560), (4, 61806420), (5, 49445136), (6, 41204280), (8, 30903210), (9, 27469520), (10, 24722568), (12, 20602140), (13, 19017360), (15, 16481712), (16, 15451605), (18, 13734760), (20, 12361284), (24, 10301070), (26, 9508680), (30, 8240856), (36, 6867380), (39, 6339120), (40, 6180642), (45, 5493904), (48, 5150535), (52, 4754340), (60, 4120428), (61, 4052880), (65, 3803472), (72, 3433690), (78, 3169560), (80, 3090321), (90, 2746952), (104, 2377170), (117, 2113040), (120, 2060214), (122, 2026440), (130, 1901736), (144, 1716845), (156, 1584780), (180, 1373476), (183, 1350960), (195, 1267824), (208, 1188585), (234, 1056520), (240, 1030107), (244, 1013220), (260, 950868), (305, 810576), (312, 792390), (360, 686738), (366, 675480), (390, 633912), (433, 570960), (468, 528260), (488, 506610), (520, 475434), (549, 450320), (585, 422608), (610, 405288), (624, 396195), (720, 343369), (732, 337740), (780, 316956), (793, 311760), (866, 285480), (915, 270192), (936, 264130), (976, 253305), (1040, 237717), (1098, 225160), (1170, 211304), (1220, 202644), (1299, 190320), (1464, 168870), (1560, 158478), (1586, 155880), (1732, 142740), (1830, 135096), (1872, 132065), (2165, 114192), (2196, 112580), (2340, 105652), (2379, 103920), (2440, 101322), (2598, 95160), (2745, 90064), (2928, 84435), (3120, 79239), (3172, 77940), (3464, 71370), (3660, 67548), (3897, 63440), (3965, 62352), (4330, 57096), (4392, 56290), (4680, 52826), (4758, 51960), (4880, 50661), (5196, 47580), (5490, 45032), (5629, 43920), (6344, 38970), (6495, 38064), (6928, 35685), (7137, 34640), (7320, 33774), (7794, 31720), (7930, 31176), (8660, 28548), (8784, 28145), (9360, 26413), (9516, 25980), (10392, 23790), (10980, 22516), (11258, 21960), (11895, 20784), (12688, 19485), (12990, 19032), (14274, 17320), (14640, 16887), (15588, 15860)]