258704640

素因数分解:

$2^8\times 3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{1321}}^1$

素因数の和:1365

約数の個数: 216

約数和(自身を含む): 948460968

約数和(自身を除く): 689756328

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 17, 18, 20, 24, 30, 32, 34, 36, 40, 45, 48, 51, 60, 64, 68, 72, 80, 85, 90, 96, 102, 120, 128, 136, 144, 153, 160, 170, 180, 192, 204, 240, 255, 256, 272, 288, 306, 320, 340, 360, 384, 408, 480, 510, 544, 576, 612, 640, 680, 720, 765, 768, 816, 960, 1020, 1088, 1152, 1224, 1280, 1321, 1360, 1440, 1530, 1632, 1920, 2040, 2176, 2304, 2448, 2642, 2720, 2880, 3060, 3264, 3840, 3963, 4080, 4352, 4896, 5284, 5440, 5760, 6120, 6528, 6605, 7926, 8160, 9792, 10568, 10880, 11520, 11889, 12240, 13056, 13210, 15852, 16320, 19584, 19815, 21136, 21760, 22457, 23778, 24480, 26420, 31704, 32640, 39168, 39630, 42272, 44914, 47556, 48960, 52840, 59445, 63408, 65280, 67371, 79260, 84544, 89828, 95112, 97920, 105680, 112285, 118890, 126816, 134742, 158520, 169088, 179656, 190224, 195840, 202113, 211360, 224570, 237780, 253632, 269484, 317040, 336855, 338176, 359312, 380448, 404226, 422720, 449140, 475560, 507264, 538968, 634080, 673710, 718624, 760896, 808452, 845440, 898280, 951120, 1010565, 1014528, 1077936, 1268160, 1347420, 1437248, 1521792, 1616904, 1690880, 1796560, 1902240, 2021130, 2155872, 2536320, 2694840, 2874496, 3043584, 3233808, 3593120, 3804480, 4042260, 4311744, 5072640, 5389680, 5748992, 6467616, 7186240, 7608960, 8084520, 8623488, 10779360, 12935232, 14372480, 15217920, 16169040, 17246976, 21558720, 25870464, 28744960, 32338080, 43117440, 51740928, 64676160, 86234880, 129352320, 258704640]

約数ペア:

[(1, 258704640), (2, 129352320), (3, 86234880), (4, 64676160), (5, 51740928), (6, 43117440), (8, 32338080), (9, 28744960), (10, 25870464), (12, 21558720), (15, 17246976), (16, 16169040), (17, 15217920), (18, 14372480), (20, 12935232), (24, 10779360), (30, 8623488), (32, 8084520), (34, 7608960), (36, 7186240), (40, 6467616), (45, 5748992), (48, 5389680), (51, 5072640), (60, 4311744), (64, 4042260), (68, 3804480), (72, 3593120), (80, 3233808), (85, 3043584), (90, 2874496), (96, 2694840), (102, 2536320), (120, 2155872), (128, 2021130), (136, 1902240), (144, 1796560), (153, 1690880), (160, 1616904), (170, 1521792), (180, 1437248), (192, 1347420), (204, 1268160), (240, 1077936), (255, 1014528), (256, 1010565), (272, 951120), (288, 898280), (306, 845440), (320, 808452), (340, 760896), (360, 718624), (384, 673710), (408, 634080), (480, 538968), (510, 507264), (544, 475560), (576, 449140), (612, 422720), (640, 404226), (680, 380448), (720, 359312), (765, 338176), (768, 336855), (816, 317040), (960, 269484), (1020, 253632), (1088, 237780), (1152, 224570), (1224, 211360), (1280, 202113), (1321, 195840), (1360, 190224), (1440, 179656), (1530, 169088), (1632, 158520), (1920, 134742), (2040, 126816), (2176, 118890), (2304, 112285), (2448, 105680), (2642, 97920), (2720, 95112), (2880, 89828), (3060, 84544), (3264, 79260), (3840, 67371), (3963, 65280), (4080, 63408), (4352, 59445), (4896, 52840), (5284, 48960), (5440, 47556), (5760, 44914), (6120, 42272), (6528, 39630), (6605, 39168), (7926, 32640), (8160, 31704), (9792, 26420), (10568, 24480), (10880, 23778), (11520, 22457), (11889, 21760), (12240, 21136), (13056, 19815), (13210, 19584), (15852, 16320)]