388501740

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{449}}^1$

素因数の和:517

約数の個数: 288

約数和(自身を含む): 1415232000

約数和(自身を除く): 1026730260

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 11, 12, 15, 18, 19, 20, 22, 23, 30, 33, 36, 38, 44, 45, 46, 55, 57, 60, 66, 69, 76, 90, 92, 95, 99, 110, 114, 115, 132, 138, 165, 171, 180, 190, 198, 207, 209, 220, 228, 230, 253, 276, 285, 330, 342, 345, 380, 396, 414, 418, 437, 449, 460, 495, 506, 570, 627, 660, 684, 690, 759, 828, 836, 855, 874, 898, 990, 1012, 1035, 1045, 1140, 1254, 1265, 1311, 1347, 1380, 1518, 1710, 1748, 1796, 1881, 1980, 2070, 2090, 2185, 2245, 2277, 2508, 2530, 2622, 2694, 3036, 3135, 3420, 3762, 3795, 3933, 4041, 4140, 4180, 4370, 4490, 4554, 4807, 4939, 5060, 5244, 5388, 6270, 6555, 6735, 7524, 7590, 7866, 8082, 8531, 8740, 8980, 9108, 9405, 9614, 9878, 10327, 11385, 12540, 13110, 13470, 14421, 14817, 15180, 15732, 16164, 17062, 18810, 19228, 19665, 19756, 20205, 20654, 22770, 24035, 24695, 25593, 26220, 26940, 28842, 29634, 30981, 34124, 37620, 39330, 40410, 41308, 42655, 43263, 44451, 45540, 48070, 49390, 51186, 51635, 57684, 59268, 61962, 72105, 74085, 76779, 78660, 80820, 85310, 86526, 88902, 92943, 93841, 96140, 98780, 102372, 103270, 113597, 123924, 127965, 144210, 148170, 153558, 154905, 170620, 173052, 177804, 185886, 187682, 196213, 206540, 216315, 222255, 227194, 255930, 281523, 288420, 296340, 307116, 309810, 340791, 371772, 375364, 383895, 392426, 432630, 444510, 454388, 464715, 469205, 511860, 563046, 567985, 588639, 619620, 681582, 767790, 784852, 844569, 865260, 889020, 929430, 938410, 981065, 1022373, 1126092, 1135970, 1177278, 1363164, 1407615, 1535580, 1689138, 1703955, 1765917, 1858860, 1876820, 1962130, 2044746, 2158343, 2271940, 2354556, 2815230, 2943195, 3378276, 3407910, 3531834, 3924260, 4089492, 4222845, 4316686, 5111865, 5630460, 5886390, 6475029, 6815820, 7063668, 8445690, 8633372, 8829585, 10223730, 10791715, 11772780, 12950058, 16891380, 17659170, 19425087, 20447460, 21583430, 25900116, 32375145, 35318340, 38850174, 43166860, 64750290, 77700348, 97125435, 129500580, 194250870, 388501740]

約数ペア:

[(1, 388501740), (2, 194250870), (3, 129500580), (4, 97125435), (5, 77700348), (6, 64750290), (9, 43166860), (10, 38850174), (11, 35318340), (12, 32375145), (15, 25900116), (18, 21583430), (19, 20447460), (20, 19425087), (22, 17659170), (23, 16891380), (30, 12950058), (33, 11772780), (36, 10791715), (38, 10223730), (44, 8829585), (45, 8633372), (46, 8445690), (55, 7063668), (57, 6815820), (60, 6475029), (66, 5886390), (69, 5630460), (76, 5111865), (90, 4316686), (92, 4222845), (95, 4089492), (99, 3924260), (110, 3531834), (114, 3407910), (115, 3378276), (132, 2943195), (138, 2815230), (165, 2354556), (171, 2271940), (180, 2158343), (190, 2044746), (198, 1962130), (207, 1876820), (209, 1858860), (220, 1765917), (228, 1703955), (230, 1689138), (253, 1535580), (276, 1407615), (285, 1363164), (330, 1177278), (342, 1135970), (345, 1126092), (380, 1022373), (396, 981065), (414, 938410), (418, 929430), (437, 889020), (449, 865260), (460, 844569), (495, 784852), (506, 767790), (570, 681582), (627, 619620), (660, 588639), (684, 567985), (690, 563046), (759, 511860), (828, 469205), (836, 464715), (855, 454388), (874, 444510), (898, 432630), (990, 392426), (1012, 383895), (1035, 375364), (1045, 371772), (1140, 340791), (1254, 309810), (1265, 307116), (1311, 296340), (1347, 288420), (1380, 281523), (1518, 255930), (1710, 227194), (1748, 222255), (1796, 216315), (1881, 206540), (1980, 196213), (2070, 187682), (2090, 185886), (2185, 177804), (2245, 173052), (2277, 170620), (2508, 154905), (2530, 153558), (2622, 148170), (2694, 144210), (3036, 127965), (3135, 123924), (3420, 113597), (3762, 103270), (3795, 102372), (3933, 98780), (4041, 96140), (4140, 93841), (4180, 92943), (4370, 88902), (4490, 86526), (4554, 85310), (4807, 80820), (4939, 78660), (5060, 76779), (5244, 74085), (5388, 72105), (6270, 61962), (6555, 59268), (6735, 57684), (7524, 51635), (7590, 51186), (7866, 49390), (8082, 48070), (8531, 45540), (8740, 44451), (8980, 43263), (9108, 42655), (9405, 41308), (9614, 40410), (9878, 39330), (10327, 37620), (11385, 34124), (12540, 30981), (13110, 29634), (13470, 28842), (14421, 26940), (14817, 26220), (15180, 25593), (15732, 24695), (16164, 24035), (17062, 22770), (18810, 20654), (19228, 20205), (19665, 19756)]