2021802160

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{19}}^2\times {\mathrm{73}}^1\times {\mathrm{137}}^1$

素因数の和:268

約数の個数: 240

約数和(自身を含む): 5789468736

約数和(自身を除く): 3767666576

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 19, 20, 28, 35, 38, 40, 56, 70, 73, 76, 80, 95, 112, 133, 137, 140, 146, 152, 190, 266, 274, 280, 292, 304, 361, 365, 380, 511, 532, 548, 560, 584, 665, 685, 722, 730, 760, 959, 1022, 1064, 1096, 1168, 1330, 1370, 1387, 1444, 1460, 1520, 1805, 1918, 2044, 2128, 2192, 2527, 2555, 2603, 2660, 2740, 2774, 2888, 2920, 3610, 3836, 4088, 4795, 5054, 5110, 5206, 5320, 5480, 5548, 5776, 5840, 6935, 7220, 7672, 8176, 9590, 9709, 10001, 10108, 10220, 10412, 10640, 10960, 11096, 12635, 13015, 13870, 14440, 15344, 18221, 19180, 19418, 20002, 20216, 20440, 20824, 22192, 25270, 26030, 26353, 27740, 28880, 36442, 38360, 38836, 40004, 40432, 40880, 41648, 48545, 49457, 50005, 50540, 52060, 52706, 55480, 70007, 72884, 76720, 77672, 80008, 91105, 97090, 98914, 100010, 101080, 104120, 105412, 110960, 131765, 140014, 145768, 155344, 160016, 182210, 184471, 190019, 194180, 197828, 200020, 202160, 208240, 210824, 247285, 263530, 280028, 291536, 346199, 350035, 364420, 368942, 380038, 388360, 395656, 400040, 421648, 494570, 527060, 560056, 692398, 700070, 728840, 737884, 760076, 776720, 791312, 800080, 922355, 950095, 989140, 1054120, 1120112, 1330133, 1384796, 1400140, 1457680, 1475768, 1520152, 1730995, 1844710, 1900190, 1978280, 2108240, 2660266, 2769592, 2800280, 2951536, 3040304, 3461990, 3610361, 3689420, 3800380, 3956560, 5320532, 5539184, 5600560, 6650665, 6923980, 7220722, 7378840, 7600760, 10641064, 13301330, 13847960, 14441444, 14757680, 15201520, 18051805, 21282128, 25272527, 26602660, 27695920, 28882888, 36103610, 50545054, 53205320, 57765776, 72207220, 101090108, 106410640, 126362635, 144414440, 202180216, 252725270, 288828880, 404360432, 505450540, 1010901080, 2021802160]

約数ペア:

[(1, 2021802160), (2, 1010901080), (4, 505450540), (5, 404360432), (7, 288828880), (8, 252725270), (10, 202180216), (14, 144414440), (16, 126362635), (19, 106410640), (20, 101090108), (28, 72207220), (35, 57765776), (38, 53205320), (40, 50545054), (56, 36103610), (70, 28882888), (73, 27695920), (76, 26602660), (80, 25272527), (95, 21282128), (112, 18051805), (133, 15201520), (137, 14757680), (140, 14441444), (146, 13847960), (152, 13301330), (190, 10641064), (266, 7600760), (274, 7378840), (280, 7220722), (292, 6923980), (304, 6650665), (361, 5600560), (365, 5539184), (380, 5320532), (511, 3956560), (532, 3800380), (548, 3689420), (560, 3610361), (584, 3461990), (665, 3040304), (685, 2951536), (722, 2800280), (730, 2769592), (760, 2660266), (959, 2108240), (1022, 1978280), (1064, 1900190), (1096, 1844710), (1168, 1730995), (1330, 1520152), (1370, 1475768), (1387, 1457680), (1444, 1400140), (1460, 1384796), (1520, 1330133), (1805, 1120112), (1918, 1054120), (2044, 989140), (2128, 950095), (2192, 922355), (2527, 800080), (2555, 791312), (2603, 776720), (2660, 760076), (2740, 737884), (2774, 728840), (2888, 700070), (2920, 692398), (3610, 560056), (3836, 527060), (4088, 494570), (4795, 421648), (5054, 400040), (5110, 395656), (5206, 388360), (5320, 380038), (5480, 368942), (5548, 364420), (5776, 350035), (5840, 346199), (6935, 291536), (7220, 280028), (7672, 263530), (8176, 247285), (9590, 210824), (9709, 208240), (10001, 202160), (10108, 200020), (10220, 197828), (10412, 194180), (10640, 190019), (10960, 184471), (11096, 182210), (12635, 160016), (13015, 155344), (13870, 145768), (14440, 140014), (15344, 131765), (18221, 110960), (19180, 105412), (19418, 104120), (20002, 101080), (20216, 100010), (20440, 98914), (20824, 97090), (22192, 91105), (25270, 80008), (26030, 77672), (26353, 76720), (27740, 72884), (28880, 70007), (36442, 55480), (38360, 52706), (38836, 52060), (40004, 50540), (40432, 50005), (40880, 49457), (41648, 48545)]