214994920

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{31}}^2\times {\mathrm{47}}^1$

素因数の和:144

約数の個数: 192

約数和(自身を含む): 617725440

約数和(自身を除く): 402730520

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 17, 20, 28, 31, 34, 35, 40, 47, 56, 62, 68, 70, 85, 94, 119, 124, 136, 140, 155, 170, 188, 217, 235, 238, 248, 280, 310, 329, 340, 376, 434, 470, 476, 527, 595, 620, 658, 680, 799, 868, 940, 952, 961, 1054, 1085, 1190, 1240, 1316, 1457, 1598, 1645, 1736, 1880, 1922, 2108, 2170, 2380, 2632, 2635, 2914, 3196, 3290, 3689, 3844, 3995, 4216, 4340, 4760, 4805, 5270, 5593, 5828, 6392, 6580, 6727, 7285, 7378, 7688, 7990, 8680, 9610, 10199, 10540, 11186, 11656, 13160, 13454, 14570, 14756, 15980, 16337, 18445, 19220, 20398, 21080, 22372, 24769, 26908, 27965, 29140, 29512, 31960, 32674, 33635, 36890, 38440, 40796, 44744, 45167, 49538, 50995, 53816, 55930, 58280, 65348, 67270, 73780, 81592, 81685, 90334, 99076, 101990, 111860, 114359, 123845, 130696, 134540, 147560, 163370, 173383, 180668, 198152, 203980, 223720, 225835, 228718, 247690, 269080, 316169, 326740, 346766, 361336, 407960, 451670, 457436, 495380, 571795, 632338, 653480, 693532, 767839, 866915, 903340, 914872, 990760, 1143590, 1264676, 1387064, 1535678, 1580845, 1733830, 1806680, 2287180, 2529352, 3071356, 3161690, 3467660, 3839195, 4574360, 5374873, 6142712, 6323380, 6935320, 7678390, 10749746, 12646760, 15356780, 21499492, 26874365, 30713560, 42998984, 53748730, 107497460, 214994920]

約数ペア:

[(1, 214994920), (2, 107497460), (4, 53748730), (5, 42998984), (7, 30713560), (8, 26874365), (10, 21499492), (14, 15356780), (17, 12646760), (20, 10749746), (28, 7678390), (31, 6935320), (34, 6323380), (35, 6142712), (40, 5374873), (47, 4574360), (56, 3839195), (62, 3467660), (68, 3161690), (70, 3071356), (85, 2529352), (94, 2287180), (119, 1806680), (124, 1733830), (136, 1580845), (140, 1535678), (155, 1387064), (170, 1264676), (188, 1143590), (217, 990760), (235, 914872), (238, 903340), (248, 866915), (280, 767839), (310, 693532), (329, 653480), (340, 632338), (376, 571795), (434, 495380), (470, 457436), (476, 451670), (527, 407960), (595, 361336), (620, 346766), (658, 326740), (680, 316169), (799, 269080), (868, 247690), (940, 228718), (952, 225835), (961, 223720), (1054, 203980), (1085, 198152), (1190, 180668), (1240, 173383), (1316, 163370), (1457, 147560), (1598, 134540), (1645, 130696), (1736, 123845), (1880, 114359), (1922, 111860), (2108, 101990), (2170, 99076), (2380, 90334), (2632, 81685), (2635, 81592), (2914, 73780), (3196, 67270), (3290, 65348), (3689, 58280), (3844, 55930), (3995, 53816), (4216, 50995), (4340, 49538), (4760, 45167), (4805, 44744), (5270, 40796), (5593, 38440), (5828, 36890), (6392, 33635), (6580, 32674), (6727, 31960), (7285, 29512), (7378, 29140), (7688, 27965), (7990, 26908), (8680, 24769), (9610, 22372), (10199, 21080), (10540, 20398), (11186, 19220), (11656, 18445), (13160, 16337), (13454, 15980), (14570, 14756)]