205087050

素因数分解:

$2^1\times 3^2\times 5^2\times 7^2\times {\mathrm{71}}^1\times {\mathrm{131}}^1$

素因数の和:234

約数の個数: 216

約数和(自身を含む): 654949152

約数和(自身を除く): 449862102

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 25, 30, 35, 42, 45, 49, 50, 63, 70, 71, 75, 90, 98, 105, 126, 131, 142, 147, 150, 175, 210, 213, 225, 245, 262, 294, 315, 350, 355, 393, 426, 441, 450, 490, 497, 525, 630, 639, 655, 710, 735, 786, 882, 917, 994, 1050, 1065, 1179, 1225, 1278, 1310, 1470, 1491, 1575, 1775, 1834, 1965, 2130, 2205, 2358, 2450, 2485, 2751, 2982, 3150, 3195, 3275, 3479, 3550, 3675, 3930, 4410, 4473, 4585, 4970, 5325, 5502, 5895, 6390, 6419, 6550, 6958, 7350, 7455, 8253, 8946, 9170, 9301, 9825, 10437, 10650, 11025, 11790, 12425, 12838, 13755, 14910, 15975, 16506, 17395, 18602, 19257, 19650, 20874, 22050, 22365, 22925, 24850, 27510, 27903, 29475, 31311, 31950, 32095, 34790, 37275, 38514, 41265, 44730, 45850, 46505, 52185, 55806, 57771, 58950, 62622, 64190, 65107, 68775, 74550, 82530, 83709, 86975, 93010, 96285, 104370, 111825, 115542, 130214, 137550, 139515, 156555, 160475, 167418, 173950, 192570, 195321, 206325, 223650, 232525, 260925, 279030, 288855, 313110, 320950, 325535, 390642, 412650, 418545, 455749, 465050, 481425, 521850, 577710, 585963, 651070, 697575, 782775, 837090, 911498, 962850, 976605, 1171926, 1367247, 1395150, 1444275, 1565550, 1627675, 1953210, 2092725, 2278745, 2734494, 2888550, 2929815, 3255350, 4101741, 4185450, 4557490, 4883025, 5859630, 6836235, 8203482, 9766050, 11393725, 13672470, 14649075, 20508705, 22787450, 29298150, 34181175, 41017410, 68362350, 102543525, 205087050]

約数ペア:

[(1, 205087050), (2, 102543525), (3, 68362350), (5, 41017410), (6, 34181175), (7, 29298150), (9, 22787450), (10, 20508705), (14, 14649075), (15, 13672470), (18, 11393725), (21, 9766050), (25, 8203482), (30, 6836235), (35, 5859630), (42, 4883025), (45, 4557490), (49, 4185450), (50, 4101741), (63, 3255350), (70, 2929815), (71, 2888550), (75, 2734494), (90, 2278745), (98, 2092725), (105, 1953210), (126, 1627675), (131, 1565550), (142, 1444275), (147, 1395150), (150, 1367247), (175, 1171926), (210, 976605), (213, 962850), (225, 911498), (245, 837090), (262, 782775), (294, 697575), (315, 651070), (350, 585963), (355, 577710), (393, 521850), (426, 481425), (441, 465050), (450, 455749), (490, 418545), (497, 412650), (525, 390642), (630, 325535), (639, 320950), (655, 313110), (710, 288855), (735, 279030), (786, 260925), (882, 232525), (917, 223650), (994, 206325), (1050, 195321), (1065, 192570), (1179, 173950), (1225, 167418), (1278, 160475), (1310, 156555), (1470, 139515), (1491, 137550), (1575, 130214), (1775, 115542), (1834, 111825), (1965, 104370), (2130, 96285), (2205, 93010), (2358, 86975), (2450, 83709), (2485, 82530), (2751, 74550), (2982, 68775), (3150, 65107), (3195, 64190), (3275, 62622), (3479, 58950), (3550, 57771), (3675, 55806), (3930, 52185), (4410, 46505), (4473, 45850), (4585, 44730), (4970, 41265), (5325, 38514), (5502, 37275), (5895, 34790), (6390, 32095), (6419, 31950), (6550, 31311), (6958, 29475), (7350, 27903), (7455, 27510), (8253, 24850), (8946, 22925), (9170, 22365), (9301, 22050), (9825, 20874), (10437, 19650), (10650, 19257), (11025, 18602), (11790, 17395), (12425, 16506), (12838, 15975), (13755, 14910)]