505774920

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{19423}}^1$

素因数の和:19475

約数の個数: 128

約数和(自身を含む): 1790115840

約数和(自身を除く): 1284340920

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 31, 35, 40, 42, 56, 60, 62, 70, 84, 93, 105, 120, 124, 140, 155, 168, 186, 210, 217, 248, 280, 310, 372, 420, 434, 465, 620, 651, 744, 840, 868, 930, 1085, 1240, 1302, 1736, 1860, 2170, 2604, 3255, 3720, 4340, 5208, 6510, 8680, 13020, 19423, 26040, 38846, 58269, 77692, 97115, 116538, 135961, 155384, 194230, 233076, 271922, 291345, 388460, 407883, 466152, 543844, 582690, 602113, 679805, 776920, 815766, 1087688, 1165380, 1204226, 1359610, 1631532, 1806339, 2039415, 2330760, 2408452, 2719220, 3010565, 3263064, 3612678, 4078830, 4214791, 4816904, 5438440, 6021130, 7225356, 8157660, 8429582, 9031695, 12042260, 12644373, 14450712, 16315320, 16859164, 18063390, 21073955, 24084520, 25288746, 33718328, 36126780, 42147910, 50577492, 63221865, 72253560, 84295820, 101154984, 126443730, 168591640, 252887460, 505774920]

約数ペア:

[(1, 505774920), (2, 252887460), (3, 168591640), (4, 126443730), (5, 101154984), (6, 84295820), (7, 72253560), (8, 63221865), (10, 50577492), (12, 42147910), (14, 36126780), (15, 33718328), (20, 25288746), (21, 24084520), (24, 21073955), (28, 18063390), (30, 16859164), (31, 16315320), (35, 14450712), (40, 12644373), (42, 12042260), (56, 9031695), (60, 8429582), (62, 8157660), (70, 7225356), (84, 6021130), (93, 5438440), (105, 4816904), (120, 4214791), (124, 4078830), (140, 3612678), (155, 3263064), (168, 3010565), (186, 2719220), (210, 2408452), (217, 2330760), (248, 2039415), (280, 1806339), (310, 1631532), (372, 1359610), (420, 1204226), (434, 1165380), (465, 1087688), (620, 815766), (651, 776920), (744, 679805), (840, 602113), (868, 582690), (930, 543844), (1085, 466152), (1240, 407883), (1302, 388460), (1736, 291345), (1860, 271922), (2170, 233076), (2604, 194230), (3255, 155384), (3720, 135961), (4340, 116538), (5208, 97115), (6510, 77692), (8680, 58269), (13020, 38846), (19423, 26040)]