312305280

素因数分解:

$2^7\times 3^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{1223}}^1$

素因数の和:1271

約数の個数: 256

約数和(自身を含む): 1198540800

約数和(自身を除く): 886235520

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 19, 20, 21, 24, 28, 30, 32, 35, 38, 40, 42, 48, 56, 57, 60, 64, 70, 76, 80, 84, 95, 96, 105, 112, 114, 120, 128, 133, 140, 152, 160, 168, 190, 192, 210, 224, 228, 240, 266, 280, 285, 304, 320, 336, 380, 384, 399, 420, 448, 456, 480, 532, 560, 570, 608, 640, 665, 672, 760, 798, 840, 896, 912, 960, 1064, 1120, 1140, 1216, 1223, 1330, 1344, 1520, 1596, 1680, 1824, 1920, 1995, 2128, 2240, 2280, 2432, 2446, 2660, 2688, 3040, 3192, 3360, 3648, 3669, 3990, 4256, 4480, 4560, 4892, 5320, 6080, 6115, 6384, 6720, 7296, 7338, 7980, 8512, 8561, 9120, 9784, 10640, 12160, 12230, 12768, 13440, 14676, 15960, 17024, 17122, 18240, 18345, 19568, 21280, 23237, 24460, 25536, 25683, 29352, 31920, 34244, 36480, 36690, 39136, 42560, 42805, 46474, 48920, 51072, 51366, 58704, 63840, 68488, 69711, 73380, 78272, 85120, 85610, 92948, 97840, 102732, 116185, 117408, 127680, 128415, 136976, 139422, 146760, 156544, 162659, 171220, 185896, 195680, 205464, 232370, 234816, 255360, 256830, 273952, 278844, 293520, 325318, 342440, 348555, 371792, 391360, 410928, 464740, 469632, 487977, 513660, 547904, 557688, 587040, 650636, 684880, 697110, 743584, 782720, 813295, 821856, 929480, 975954, 1027320, 1095808, 1115376, 1174080, 1301272, 1369760, 1394220, 1487168, 1626590, 1643712, 1858960, 1951908, 2054640, 2230752, 2348160, 2439885, 2602544, 2739520, 2788440, 2974336, 3253180, 3287424, 3717920, 3903816, 4109280, 4461504, 4879770, 5205088, 5479040, 5576880, 6506360, 7435840, 7807632, 8218560, 8923008, 9759540, 10410176, 11153760, 13012720, 14871680, 15615264, 16437120, 19519080, 20820352, 22307520, 26025440, 31230528, 39038160, 44615040, 52050880, 62461056, 78076320, 104101760, 156152640, 312305280]

約数ペア:

[(1, 312305280), (2, 156152640), (3, 104101760), (4, 78076320), (5, 62461056), (6, 52050880), (7, 44615040), (8, 39038160), (10, 31230528), (12, 26025440), (14, 22307520), (15, 20820352), (16, 19519080), (19, 16437120), (20, 15615264), (21, 14871680), (24, 13012720), (28, 11153760), (30, 10410176), (32, 9759540), (35, 8923008), (38, 8218560), (40, 7807632), (42, 7435840), (48, 6506360), (56, 5576880), (57, 5479040), (60, 5205088), (64, 4879770), (70, 4461504), (76, 4109280), (80, 3903816), (84, 3717920), (95, 3287424), (96, 3253180), (105, 2974336), (112, 2788440), (114, 2739520), (120, 2602544), (128, 2439885), (133, 2348160), (140, 2230752), (152, 2054640), (160, 1951908), (168, 1858960), (190, 1643712), (192, 1626590), (210, 1487168), (224, 1394220), (228, 1369760), (240, 1301272), (266, 1174080), (280, 1115376), (285, 1095808), (304, 1027320), (320, 975954), (336, 929480), (380, 821856), (384, 813295), (399, 782720), (420, 743584), (448, 697110), (456, 684880), (480, 650636), (532, 587040), (560, 557688), (570, 547904), (608, 513660), (640, 487977), (665, 469632), (672, 464740), (760, 410928), (798, 391360), (840, 371792), (896, 348555), (912, 342440), (960, 325318), (1064, 293520), (1120, 278844), (1140, 273952), (1216, 256830), (1223, 255360), (1330, 234816), (1344, 232370), (1520, 205464), (1596, 195680), (1680, 185896), (1824, 171220), (1920, 162659), (1995, 156544), (2128, 146760), (2240, 139422), (2280, 136976), (2432, 128415), (2446, 127680), (2660, 117408), (2688, 116185), (3040, 102732), (3192, 97840), (3360, 92948), (3648, 85610), (3669, 85120), (3990, 78272), (4256, 73380), (4480, 69711), (4560, 68488), (4892, 63840), (5320, 58704), (6080, 51366), (6115, 51072), (6384, 48920), (6720, 46474), (7296, 42805), (7338, 42560), (7980, 39136), (8512, 36690), (8561, 36480), (9120, 34244), (9784, 31920), (10640, 29352), (12160, 25683), (12230, 25536), (12768, 24460), (13440, 23237), (14676, 21280), (15960, 19568), (17024, 18345), (17122, 18240)]