245813760

素因数分解:

$2^9\times 3^2\times 5^1\times {\mathrm{47}}^1\times {\mathrm{227}}^1$

素因数の和:303

約数の個数: 240

約数和(自身を含む): 873265536

約数和(自身を除く): 627451776

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 47, 48, 60, 64, 72, 80, 90, 94, 96, 120, 128, 141, 144, 160, 180, 188, 192, 227, 235, 240, 256, 282, 288, 320, 360, 376, 384, 423, 454, 470, 480, 512, 564, 576, 640, 681, 705, 720, 752, 768, 846, 908, 940, 960, 1128, 1135, 1152, 1280, 1362, 1410, 1440, 1504, 1536, 1692, 1816, 1880, 1920, 2043, 2115, 2256, 2270, 2304, 2560, 2724, 2820, 2880, 3008, 3384, 3405, 3632, 3760, 3840, 4086, 4230, 4512, 4540, 4608, 5448, 5640, 5760, 6016, 6768, 6810, 7264, 7520, 7680, 8172, 8460, 9024, 9080, 10215, 10669, 10896, 11280, 11520, 12032, 13536, 13620, 14528, 15040, 16344, 16920, 18048, 18160, 20430, 21338, 21792, 22560, 23040, 24064, 27072, 27240, 29056, 30080, 32007, 32688, 33840, 36096, 36320, 40860, 42676, 43584, 45120, 53345, 54144, 54480, 58112, 60160, 64014, 65376, 67680, 72192, 72640, 81720, 85352, 87168, 90240, 96021, 106690, 108288, 108960, 116224, 120320, 128028, 130752, 135360, 145280, 160035, 163440, 170704, 174336, 180480, 192042, 213380, 216576, 217920, 256056, 261504, 270720, 290560, 320070, 326880, 341408, 348672, 360960, 384084, 426760, 435840, 480105, 512112, 523008, 541440, 581120, 640140, 653760, 682816, 768168, 853520, 871680, 960210, 1024224, 1046016, 1082880, 1280280, 1307520, 1365632, 1536336, 1707040, 1743360, 1920420, 2048448, 2560560, 2615040, 2731264, 3072672, 3414080, 3840840, 4096896, 5121120, 5230080, 5462528, 6145344, 6828160, 7681680, 8193792, 10242240, 12290688, 13656320, 15363360, 16387584, 20484480, 24581376, 27312640, 30726720, 40968960, 49162752, 61453440, 81937920, 122906880, 245813760]

約数ペア:

[(1, 245813760), (2, 122906880), (3, 81937920), (4, 61453440), (5, 49162752), (6, 40968960), (8, 30726720), (9, 27312640), (10, 24581376), (12, 20484480), (15, 16387584), (16, 15363360), (18, 13656320), (20, 12290688), (24, 10242240), (30, 8193792), (32, 7681680), (36, 6828160), (40, 6145344), (45, 5462528), (47, 5230080), (48, 5121120), (60, 4096896), (64, 3840840), (72, 3414080), (80, 3072672), (90, 2731264), (94, 2615040), (96, 2560560), (120, 2048448), (128, 1920420), (141, 1743360), (144, 1707040), (160, 1536336), (180, 1365632), (188, 1307520), (192, 1280280), (227, 1082880), (235, 1046016), (240, 1024224), (256, 960210), (282, 871680), (288, 853520), (320, 768168), (360, 682816), (376, 653760), (384, 640140), (423, 581120), (454, 541440), (470, 523008), (480, 512112), (512, 480105), (564, 435840), (576, 426760), (640, 384084), (681, 360960), (705, 348672), (720, 341408), (752, 326880), (768, 320070), (846, 290560), (908, 270720), (940, 261504), (960, 256056), (1128, 217920), (1135, 216576), (1152, 213380), (1280, 192042), (1362, 180480), (1410, 174336), (1440, 170704), (1504, 163440), (1536, 160035), (1692, 145280), (1816, 135360), (1880, 130752), (1920, 128028), (2043, 120320), (2115, 116224), (2256, 108960), (2270, 108288), (2304, 106690), (2560, 96021), (2724, 90240), (2820, 87168), (2880, 85352), (3008, 81720), (3384, 72640), (3405, 72192), (3632, 67680), (3760, 65376), (3840, 64014), (4086, 60160), (4230, 58112), (4512, 54480), (4540, 54144), (4608, 53345), (5448, 45120), (5640, 43584), (5760, 42676), (6016, 40860), (6768, 36320), (6810, 36096), (7264, 33840), (7520, 32688), (7680, 32007), (8172, 30080), (8460, 29056), (9024, 27240), (9080, 27072), (10215, 24064), (10669, 23040), (10896, 22560), (11280, 21792), (11520, 21338), (12032, 20430), (13536, 18160), (13620, 18048), (14528, 16920), (15040, 16344)]