87496140

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{71}}^1$

素因数の和:172

約数の個数: 192

約数和(自身を含む): 278691840

約数和(自身を除く): 191195700

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 19, 20, 23, 30, 38, 46, 47, 57, 60, 69, 71, 76, 92, 94, 95, 114, 115, 138, 141, 142, 188, 190, 213, 228, 230, 235, 276, 282, 284, 285, 345, 355, 380, 426, 437, 460, 470, 564, 570, 690, 705, 710, 852, 874, 893, 940, 1065, 1081, 1140, 1311, 1349, 1380, 1410, 1420, 1633, 1748, 1786, 2130, 2162, 2185, 2622, 2679, 2698, 2820, 3243, 3266, 3337, 3572, 4047, 4260, 4324, 4370, 4465, 4899, 5244, 5358, 5396, 5405, 6486, 6532, 6555, 6674, 6745, 8094, 8165, 8740, 8930, 9798, 10011, 10716, 10810, 12972, 13110, 13348, 13395, 13490, 16188, 16215, 16330, 16685, 17860, 19596, 20022, 20235, 20539, 21620, 24495, 26220, 26790, 26980, 31027, 32430, 32660, 33370, 40044, 40470, 41078, 48990, 50055, 53580, 61617, 62054, 63403, 64860, 66740, 76751, 80940, 82156, 93081, 97980, 100110, 102695, 123234, 124108, 126806, 153502, 155135, 186162, 190209, 200220, 205390, 230253, 246468, 253612, 307004, 308085, 310270, 317015, 372324, 380418, 383755, 410780, 460506, 465405, 616170, 620540, 634030, 760836, 767510, 921012, 930810, 951045, 1151265, 1232340, 1268060, 1458269, 1535020, 1861620, 1902090, 2302530, 2916538, 3804180, 4374807, 4605060, 5833076, 7291345, 8749614, 14582690, 17499228, 21874035, 29165380, 43748070, 87496140]

約数ペア:

[(1, 87496140), (2, 43748070), (3, 29165380), (4, 21874035), (5, 17499228), (6, 14582690), (10, 8749614), (12, 7291345), (15, 5833076), (19, 4605060), (20, 4374807), (23, 3804180), (30, 2916538), (38, 2302530), (46, 1902090), (47, 1861620), (57, 1535020), (60, 1458269), (69, 1268060), (71, 1232340), (76, 1151265), (92, 951045), (94, 930810), (95, 921012), (114, 767510), (115, 760836), (138, 634030), (141, 620540), (142, 616170), (188, 465405), (190, 460506), (213, 410780), (228, 383755), (230, 380418), (235, 372324), (276, 317015), (282, 310270), (284, 308085), (285, 307004), (345, 253612), (355, 246468), (380, 230253), (426, 205390), (437, 200220), (460, 190209), (470, 186162), (564, 155135), (570, 153502), (690, 126806), (705, 124108), (710, 123234), (852, 102695), (874, 100110), (893, 97980), (940, 93081), (1065, 82156), (1081, 80940), (1140, 76751), (1311, 66740), (1349, 64860), (1380, 63403), (1410, 62054), (1420, 61617), (1633, 53580), (1748, 50055), (1786, 48990), (2130, 41078), (2162, 40470), (2185, 40044), (2622, 33370), (2679, 32660), (2698, 32430), (2820, 31027), (3243, 26980), (3266, 26790), (3337, 26220), (3572, 24495), (4047, 21620), (4260, 20539), (4324, 20235), (4370, 20022), (4465, 19596), (4899, 17860), (5244, 16685), (5358, 16330), (5396, 16215), (5405, 16188), (6486, 13490), (6532, 13395), (6555, 13348), (6674, 13110), (6745, 12972), (8094, 10810), (8165, 10716), (8740, 10011), (8930, 9798)]