20157618480

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{73}}^1\times {\mathrm{883}}^1\times {\mathrm{1303}}^1$

素因数の和:2275

約数の個数: 160

約数和(自身を含む): 63465033216

約数和(自身を除く): 43307414736

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 73, 80, 120, 146, 219, 240, 292, 365, 438, 584, 730, 876, 883, 1095, 1168, 1303, 1460, 1752, 1766, 2190, 2606, 2649, 2920, 3504, 3532, 3909, 4380, 4415, 5212, 5298, 5840, 6515, 7064, 7818, 8760, 8830, 10424, 10596, 13030, 13245, 14128, 15636, 17520, 17660, 19545, 20848, 21192, 26060, 26490, 31272, 35320, 39090, 42384, 52120, 52980, 62544, 64459, 70640, 78180, 95119, 104240, 105960, 128918, 156360, 190238, 193377, 211920, 257836, 285357, 312720, 322295, 380476, 386754, 475595, 515672, 570714, 644590, 760952, 773508, 951190, 966885, 1031344, 1141428, 1150549, 1289180, 1426785, 1521904, 1547016, 1902380, 1933770, 2282856, 2301098, 2578360, 2853570, 3094032, 3451647, 3804760, 3867540, 4565712, 4602196, 5156720, 5707140, 5752745, 6903294, 7609520, 7735080, 9204392, 11414280, 11505490, 13806588, 15470160, 17258235, 18408784, 22828560, 23010980, 27613176, 34516470, 46021960, 55226352, 69032940, 83990077, 92043920, 138065880, 167980154, 251970231, 276131760, 335960308, 419950385, 503940462, 671920616, 839900770, 1007880924, 1259851155, 1343841232, 1679801540, 2015761848, 2519702310, 3359603080, 4031523696, 5039404620, 6719206160, 10078809240, 20157618480]

約数ペア:

[(1, 20157618480), (2, 10078809240), (3, 6719206160), (4, 5039404620), (5, 4031523696), (6, 3359603080), (8, 2519702310), (10, 2015761848), (12, 1679801540), (15, 1343841232), (16, 1259851155), (20, 1007880924), (24, 839900770), (30, 671920616), (40, 503940462), (48, 419950385), (60, 335960308), (73, 276131760), (80, 251970231), (120, 167980154), (146, 138065880), (219, 92043920), (240, 83990077), (292, 69032940), (365, 55226352), (438, 46021960), (584, 34516470), (730, 27613176), (876, 23010980), (883, 22828560), (1095, 18408784), (1168, 17258235), (1303, 15470160), (1460, 13806588), (1752, 11505490), (1766, 11414280), (2190, 9204392), (2606, 7735080), (2649, 7609520), (2920, 6903294), (3504, 5752745), (3532, 5707140), (3909, 5156720), (4380, 4602196), (4415, 4565712), (5212, 3867540), (5298, 3804760), (5840, 3451647), (6515, 3094032), (7064, 2853570), (7818, 2578360), (8760, 2301098), (8830, 2282856), (10424, 1933770), (10596, 1902380), (13030, 1547016), (13245, 1521904), (14128, 1426785), (15636, 1289180), (17520, 1150549), (17660, 1141428), (19545, 1031344), (20848, 966885), (21192, 951190), (26060, 773508), (26490, 760952), (31272, 644590), (35320, 570714), (39090, 515672), (42384, 475595), (52120, 386754), (52980, 380476), (62544, 322295), (64459, 312720), (70640, 285357), (78180, 257836), (95119, 211920), (104240, 193377), (105960, 190238), (128918, 156360)]