16640960

素因数分解:

$2^6\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1$

素因数の和:83

約数の個数: 224

約数和(自身を含む): 52669440

約数和(自身を除く): 36028480

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 17, 19, 20, 23, 28, 32, 34, 35, 38, 40, 46, 56, 64, 68, 70, 76, 80, 85, 92, 95, 112, 115, 119, 133, 136, 140, 152, 160, 161, 170, 184, 190, 224, 230, 238, 266, 272, 280, 304, 320, 322, 323, 340, 368, 380, 391, 437, 448, 460, 476, 532, 544, 560, 595, 608, 644, 646, 665, 680, 736, 760, 782, 805, 874, 920, 952, 1064, 1088, 1120, 1190, 1216, 1288, 1292, 1330, 1360, 1472, 1520, 1564, 1610, 1615, 1748, 1840, 1904, 1955, 2128, 2185, 2240, 2261, 2380, 2576, 2584, 2660, 2720, 2737, 3040, 3059, 3128, 3220, 3230, 3496, 3680, 3808, 3910, 4256, 4370, 4522, 4760, 5152, 5168, 5320, 5440, 5474, 6080, 6118, 6256, 6440, 6460, 6992, 7360, 7429, 7616, 7820, 8512, 8740, 9044, 9520, 10304, 10336, 10640, 10948, 11305, 12236, 12512, 12880, 12920, 13685, 13984, 14858, 15295, 15640, 17480, 18088, 19040, 20672, 21280, 21896, 22610, 24472, 25024, 25760, 25840, 27370, 27968, 29716, 30590, 31280, 34960, 36176, 37145, 38080, 42560, 43792, 45220, 48944, 51520, 51680, 52003, 54740, 59432, 61180, 62560, 69920, 72352, 74290, 87584, 90440, 97888, 103360, 104006, 109480, 118864, 122360, 125120, 139840, 144704, 148580, 175168, 180880, 195776, 208012, 218960, 237728, 244720, 260015, 297160, 361760, 416024, 437920, 475456, 489440, 520030, 594320, 723520, 832048, 875840, 978880, 1040060, 1188640, 1664096, 2080120, 2377280, 3328192, 4160240, 8320480, 16640960]

約数ペア:

[(1, 16640960), (2, 8320480), (4, 4160240), (5, 3328192), (7, 2377280), (8, 2080120), (10, 1664096), (14, 1188640), (16, 1040060), (17, 978880), (19, 875840), (20, 832048), (23, 723520), (28, 594320), (32, 520030), (34, 489440), (35, 475456), (38, 437920), (40, 416024), (46, 361760), (56, 297160), (64, 260015), (68, 244720), (70, 237728), (76, 218960), (80, 208012), (85, 195776), (92, 180880), (95, 175168), (112, 148580), (115, 144704), (119, 139840), (133, 125120), (136, 122360), (140, 118864), (152, 109480), (160, 104006), (161, 103360), (170, 97888), (184, 90440), (190, 87584), (224, 74290), (230, 72352), (238, 69920), (266, 62560), (272, 61180), (280, 59432), (304, 54740), (320, 52003), (322, 51680), (323, 51520), (340, 48944), (368, 45220), (380, 43792), (391, 42560), (437, 38080), (448, 37145), (460, 36176), (476, 34960), (532, 31280), (544, 30590), (560, 29716), (595, 27968), (608, 27370), (644, 25840), (646, 25760), (665, 25024), (680, 24472), (736, 22610), (760, 21896), (782, 21280), (805, 20672), (874, 19040), (920, 18088), (952, 17480), (1064, 15640), (1088, 15295), (1120, 14858), (1190, 13984), (1216, 13685), (1288, 12920), (1292, 12880), (1330, 12512), (1360, 12236), (1472, 11305), (1520, 10948), (1564, 10640), (1610, 10336), (1615, 10304), (1748, 9520), (1840, 9044), (1904, 8740), (1955, 8512), (2128, 7820), (2185, 7616), (2240, 7429), (2261, 7360), (2380, 6992), (2576, 6460), (2584, 6440), (2660, 6256), (2720, 6118), (2737, 6080), (3040, 5474), (3059, 5440), (3128, 5320), (3220, 5168), (3230, 5152), (3496, 4760), (3680, 4522), (3808, 4370), (3910, 4256)]