128205840

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{67}}^2$

素因数の和:174

約数の個数: 240

約数和(自身を含む): 488218752

約数和(自身を除く): 360012912

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 17, 20, 21, 24, 28, 30, 34, 35, 40, 42, 48, 51, 56, 60, 67, 68, 70, 80, 84, 85, 102, 105, 112, 119, 120, 134, 136, 140, 168, 170, 201, 204, 210, 238, 240, 255, 268, 272, 280, 335, 336, 340, 357, 402, 408, 420, 469, 476, 510, 536, 560, 595, 670, 680, 714, 804, 816, 840, 938, 952, 1005, 1020, 1072, 1139, 1190, 1340, 1360, 1407, 1428, 1608, 1680, 1785, 1876, 1904, 2010, 2040, 2278, 2345, 2380, 2680, 2814, 2856, 3216, 3417, 3570, 3752, 4020, 4080, 4489, 4556, 4690, 4760, 5360, 5628, 5695, 5712, 6834, 7035, 7140, 7504, 7973, 8040, 8978, 9112, 9380, 9520, 11256, 11390, 13467, 13668, 14070, 14280, 15946, 16080, 17085, 17956, 18224, 18760, 22445, 22512, 22780, 23919, 26934, 27336, 28140, 28560, 31423, 31892, 34170, 35912, 37520, 39865, 44890, 45560, 47838, 53868, 54672, 56280, 62846, 63784, 67335, 68340, 71824, 76313, 79730, 89780, 91120, 94269, 95676, 107736, 112560, 119595, 125692, 127568, 134670, 136680, 152626, 157115, 159460, 179560, 188538, 191352, 215472, 228939, 239190, 251384, 269340, 273360, 305252, 314230, 318920, 359120, 377076, 381565, 382704, 457878, 471345, 478380, 502768, 534191, 538680, 610504, 628460, 637840, 754152, 763130, 915756, 942690, 956760, 1068382, 1077360, 1144695, 1221008, 1256920, 1508304, 1526260, 1602573, 1831512, 1885380, 1913520, 2136764, 2289390, 2513840, 2670955, 3052520, 3205146, 3663024, 3770760, 4273528, 4578780, 5341910, 6105040, 6410292, 7541520, 8012865, 8547056, 9157560, 10683820, 12820584, 16025730, 18315120, 21367640, 25641168, 32051460, 42735280, 64102920, 128205840]

約数ペア:

[(1, 128205840), (2, 64102920), (3, 42735280), (4, 32051460), (5, 25641168), (6, 21367640), (7, 18315120), (8, 16025730), (10, 12820584), (12, 10683820), (14, 9157560), (15, 8547056), (16, 8012865), (17, 7541520), (20, 6410292), (21, 6105040), (24, 5341910), (28, 4578780), (30, 4273528), (34, 3770760), (35, 3663024), (40, 3205146), (42, 3052520), (48, 2670955), (51, 2513840), (56, 2289390), (60, 2136764), (67, 1913520), (68, 1885380), (70, 1831512), (80, 1602573), (84, 1526260), (85, 1508304), (102, 1256920), (105, 1221008), (112, 1144695), (119, 1077360), (120, 1068382), (134, 956760), (136, 942690), (140, 915756), (168, 763130), (170, 754152), (201, 637840), (204, 628460), (210, 610504), (238, 538680), (240, 534191), (255, 502768), (268, 478380), (272, 471345), (280, 457878), (335, 382704), (336, 381565), (340, 377076), (357, 359120), (402, 318920), (408, 314230), (420, 305252), (469, 273360), (476, 269340), (510, 251384), (536, 239190), (560, 228939), (595, 215472), (670, 191352), (680, 188538), (714, 179560), (804, 159460), (816, 157115), (840, 152626), (938, 136680), (952, 134670), (1005, 127568), (1020, 125692), (1072, 119595), (1139, 112560), (1190, 107736), (1340, 95676), (1360, 94269), (1407, 91120), (1428, 89780), (1608, 79730), (1680, 76313), (1785, 71824), (1876, 68340), (1904, 67335), (2010, 63784), (2040, 62846), (2278, 56280), (2345, 54672), (2380, 53868), (2680, 47838), (2814, 45560), (2856, 44890), (3216, 39865), (3417, 37520), (3570, 35912), (3752, 34170), (4020, 31892), (4080, 31423), (4489, 28560), (4556, 28140), (4690, 27336), (4760, 26934), (5360, 23919), (5628, 22780), (5695, 22512), (5712, 22445), (6834, 18760), (7035, 18224), (7140, 17956), (7504, 17085), (7973, 16080), (8040, 15946), (8978, 14280), (9112, 14070), (9380, 13668), (9520, 13467), (11256, 11390)]