1566755820

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{127}}^1\times {\mathrm{9791}}^1$

素因数の和:9940

約数の個数: 144

約数和(自身を含む): 5474746368

約数和(自身を除く): 3907990548

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 60, 63, 70, 84, 90, 105, 126, 127, 140, 180, 210, 252, 254, 315, 381, 420, 508, 630, 635, 762, 889, 1143, 1260, 1270, 1524, 1778, 1905, 2286, 2540, 2667, 3556, 3810, 4445, 4572, 5334, 5715, 7620, 8001, 8890, 9791, 10668, 11430, 13335, 16002, 17780, 19582, 22860, 26670, 29373, 32004, 39164, 40005, 48955, 53340, 58746, 68537, 80010, 88119, 97910, 117492, 137074, 146865, 160020, 176238, 195820, 205611, 274148, 293730, 342685, 352476, 411222, 440595, 587460, 616833, 685370, 822444, 881190, 1028055, 1233666, 1243457, 1370740, 1762380, 2056110, 2467332, 2486914, 3084165, 3730371, 4112220, 4973828, 6168330, 6217285, 7460742, 8704199, 11191113, 12336660, 12434570, 14921484, 17408398, 18651855, 22382226, 24869140, 26112597, 34816796, 37303710, 43520995, 44764452, 52225194, 55955565, 74607420, 78337791, 87041990, 104450388, 111911130, 130562985, 156675582, 174083980, 223822260, 261125970, 313351164, 391688955, 522251940, 783377910, 1566755820]

約数ペア:

[(1, 1566755820), (2, 783377910), (3, 522251940), (4, 391688955), (5, 313351164), (6, 261125970), (7, 223822260), (9, 174083980), (10, 156675582), (12, 130562985), (14, 111911130), (15, 104450388), (18, 87041990), (20, 78337791), (21, 74607420), (28, 55955565), (30, 52225194), (35, 44764452), (36, 43520995), (42, 37303710), (45, 34816796), (60, 26112597), (63, 24869140), (70, 22382226), (84, 18651855), (90, 17408398), (105, 14921484), (126, 12434570), (127, 12336660), (140, 11191113), (180, 8704199), (210, 7460742), (252, 6217285), (254, 6168330), (315, 4973828), (381, 4112220), (420, 3730371), (508, 3084165), (630, 2486914), (635, 2467332), (762, 2056110), (889, 1762380), (1143, 1370740), (1260, 1243457), (1270, 1233666), (1524, 1028055), (1778, 881190), (1905, 822444), (2286, 685370), (2540, 616833), (2667, 587460), (3556, 440595), (3810, 411222), (4445, 352476), (4572, 342685), (5334, 293730), (5715, 274148), (7620, 205611), (8001, 195820), (8890, 176238), (9791, 160020), (10668, 146865), (11430, 137074), (13335, 117492), (16002, 97910), (17780, 88119), (19582, 80010), (22860, 68537), (26670, 58746), (29373, 53340), (32004, 48955), (39164, 40005)]