20153147834700

素因数分解:

$2^2\times 3^2\times 5^2\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{61}}^1\times {\mathrm{431}}^1\times {\mathrm{1949}}^1$

素因数の和:2503

約数の個数: 864

約数和(自身を含む): 70721973504000

約数和(自身を除く): 50568825669300

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 19, 20, 23, 25, 30, 36, 38, 45, 46, 50, 57, 60, 61, 69, 75, 76, 90, 92, 95, 100, 114, 115, 122, 138, 150, 171, 180, 183, 190, 207, 225, 228, 230, 244, 276, 285, 300, 305, 342, 345, 366, 380, 414, 431, 437, 450, 460, 475, 549, 570, 575, 610, 684, 690, 732, 828, 855, 862, 874, 900, 915, 950, 1035, 1098, 1140, 1150, 1159, 1220, 1293, 1311, 1380, 1403, 1425, 1525, 1710, 1724, 1725, 1748, 1830, 1900, 1949, 2070, 2155, 2185, 2196, 2300, 2318, 2586, 2622, 2745, 2806, 2850, 3050, 3420, 3450, 3477, 3660, 3879, 3898, 3933, 4140, 4209, 4275, 4310, 4370, 4575, 4636, 5172, 5175, 5244, 5490, 5612, 5700, 5795, 5847, 6100, 6465, 6555, 6900, 6954, 7015, 7758, 7796, 7866, 8189, 8418, 8550, 8620, 8740, 9150, 9745, 9913, 10350, 10431, 10775, 10925, 10980, 11590, 11694, 12627, 12930, 13110, 13725, 13908, 14030, 15516, 15732, 16378, 16836, 17100, 17385, 17541, 18300, 19395, 19490, 19665, 19826, 20700, 20862, 21045, 21550, 21850, 23180, 23388, 24567, 25254, 25860, 26220, 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約数ペア:

[(1, 20153147834700), (2, 10076573917350), (3, 6717715944900), (4, 5038286958675), (5, 4030629566940), (6, 3358857972450), (9, 2239238648300), (10, 2015314783470), (12, 1679428986225), (15, 1343543188980), (18, 1119619324150), (19, 1060691991300), (20, 1007657391735), (23, 876223818900), (25, 806125913388), (30, 671771594490), (36, 559809662075), (38, 530345995650), (45, 447847729660), (46, 438111909450), (50, 403062956694), (57, 353563997100), (60, 335885797245), (61, 330379472700), (69, 292074606300), (75, 268708637796), (76, 265172997825), (90, 223923864830), (92, 219055954725), (95, 212138398260), (100, 201531478347), (114, 176781998550), (115, 175244763780), (122, 165189736350), (138, 146037303150), (150, 134354318898), (171, 117854665700), (180, 111961932415), (183, 110126490900), (190, 106069199130), (207, 97358202100), (225, 89569545932), (228, 88390999275), (230, 87622381890), (244, 82594868175), (276, 73018651575), (285, 70712799420), (300, 67177159449), (305, 66075894540), 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