387141720

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{127}}^1\times {\mathrm{191}}^1$

素因数の和:358

約数の個数: 256

約数和(自身を含む): 1415577600

約数和(自身を除く): 1028435880

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 19, 20, 21, 24, 28, 30, 35, 38, 40, 42, 56, 57, 60, 70, 76, 84, 95, 105, 114, 120, 127, 133, 140, 152, 168, 190, 191, 210, 228, 254, 266, 280, 285, 380, 381, 382, 399, 420, 456, 508, 532, 570, 573, 635, 665, 760, 762, 764, 798, 840, 889, 955, 1016, 1064, 1140, 1146, 1270, 1330, 1337, 1524, 1528, 1596, 1778, 1905, 1910, 1995, 2280, 2292, 2413, 2540, 2660, 2667, 2674, 2865, 3048, 3192, 3556, 3629, 3810, 3820, 3990, 4011, 4445, 4584, 4826, 5080, 5320, 5334, 5348, 5730, 6685, 7112, 7239, 7258, 7620, 7640, 7980, 8022, 8890, 9652, 10668, 10696, 10887, 11460, 12065, 13335, 13370, 14478, 14516, 15240, 15960, 16044, 16891, 17780, 18145, 19304, 20055, 21336, 21774, 22920, 24130, 24257, 25403, 26670, 26740, 28956, 29032, 32088, 33782, 35560, 36195, 36290, 40110, 43548, 48260, 48514, 50673, 50806, 53340, 53480, 54435, 57912, 67564, 72390, 72580, 72771, 76209, 80220, 84455, 87096, 96520, 97028, 101346, 101612, 106680, 108870, 121285, 127015, 135128, 144780, 145160, 145542, 152418, 160440, 168910, 169799, 194056, 202692, 203224, 217740, 242570, 253365, 254030, 289560, 291084, 304836, 337820, 339598, 363855, 381045, 405384, 435480, 460883, 485140, 506730, 508060, 509397, 582168, 609672, 675640, 679196, 727710, 762090, 848995, 921766, 970280, 1013460, 1016120, 1018794, 1358392, 1382649, 1455420, 1524180, 1697990, 1843532, 2026920, 2037588, 2304415, 2546985, 2765298, 2910840, 3048360, 3226181, 3395980, 3687064, 4075176, 4608830, 5093970, 5530596, 6452362, 6791960, 6913245, 9217660, 9678543, 10187940, 11061192, 12904724, 13826490, 16130905, 18435320, 19357086, 20375880, 25809448, 27652980, 32261810, 38714172, 48392715, 55305960, 64523620, 77428344, 96785430, 129047240, 193570860, 387141720]

約数ペア:

[(1, 387141720), (2, 193570860), (3, 129047240), (4, 96785430), (5, 77428344), (6, 64523620), (7, 55305960), (8, 48392715), (10, 38714172), (12, 32261810), (14, 27652980), (15, 25809448), (19, 20375880), (20, 19357086), (21, 18435320), (24, 16130905), (28, 13826490), (30, 12904724), (35, 11061192), (38, 10187940), (40, 9678543), (42, 9217660), (56, 6913245), (57, 6791960), (60, 6452362), (70, 5530596), (76, 5093970), (84, 4608830), (95, 4075176), (105, 3687064), (114, 3395980), (120, 3226181), (127, 3048360), (133, 2910840), (140, 2765298), (152, 2546985), (168, 2304415), (190, 2037588), (191, 2026920), (210, 1843532), (228, 1697990), (254, 1524180), (266, 1455420), (280, 1382649), (285, 1358392), (380, 1018794), (381, 1016120), (382, 1013460), (399, 970280), (420, 921766), (456, 848995), (508, 762090), (532, 727710), (570, 679196), (573, 675640), (635, 609672), (665, 582168), (760, 509397), (762, 508060), (764, 506730), (798, 485140), (840, 460883), (889, 435480), (955, 405384), (1016, 381045), (1064, 363855), (1140, 339598), (1146, 337820), (1270, 304836), (1330, 291084), (1337, 289560), (1524, 254030), (1528, 253365), (1596, 242570), (1778, 217740), (1905, 203224), (1910, 202692), (1995, 194056), (2280, 169799), (2292, 168910), (2413, 160440), (2540, 152418), (2660, 145542), (2667, 145160), (2674, 144780), (2865, 135128), (3048, 127015), (3192, 121285), (3556, 108870), (3629, 106680), (3810, 101612), (3820, 101346), (3990, 97028), (4011, 96520), (4445, 87096), (4584, 84455), (4826, 80220), (5080, 76209), (5320, 72771), (5334, 72580), (5348, 72390), (5730, 67564), (6685, 57912), (7112, 54435), (7239, 53480), (7258, 53340), (7620, 50806), (7640, 50673), (7980, 48514), (8022, 48260), (8890, 43548), (9652, 40110), (10668, 36290), (10696, 36195), (10887, 35560), (11460, 33782), (12065, 32088), (13335, 29032), (13370, 28956), (14478, 26740), (14516, 26670), (15240, 25403), (15960, 24257), (16044, 24130), (16891, 22920), (17780, 21774), (18145, 21336), (19304, 20055)]