65619960

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{191}}^1\times {\mathrm{409}}^1$

素因数の和:621

約数の個数: 128

約数和(自身を含む): 226713600

約数和(自身を除く): 161093640

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 84, 105, 120, 140, 168, 191, 210, 280, 382, 409, 420, 573, 764, 818, 840, 955, 1146, 1227, 1337, 1528, 1636, 1910, 2045, 2292, 2454, 2674, 2863, 2865, 3272, 3820, 4011, 4090, 4584, 4908, 5348, 5726, 5730, 6135, 6685, 7640, 8022, 8180, 8589, 9816, 10696, 11452, 11460, 12270, 13370, 14315, 16044, 16360, 17178, 20055, 22904, 22920, 24540, 26740, 28630, 32088, 34356, 40110, 42945, 49080, 53480, 57260, 68712, 78119, 80220, 85890, 114520, 156238, 160440, 171780, 234357, 312476, 343560, 390595, 468714, 546833, 624952, 781190, 937428, 1093666, 1171785, 1562380, 1640499, 1874856, 2187332, 2343570, 2734165, 3124760, 3280998, 4374664, 4687140, 5468330, 6561996, 8202495, 9374280, 10936660, 13123992, 16404990, 21873320, 32809980, 65619960]

約数ペア:

[(1, 65619960), (2, 32809980), (3, 21873320), (4, 16404990), (5, 13123992), (6, 10936660), (7, 9374280), (8, 8202495), (10, 6561996), (12, 5468330), (14, 4687140), (15, 4374664), (20, 3280998), (21, 3124760), (24, 2734165), (28, 2343570), (30, 2187332), (35, 1874856), (40, 1640499), (42, 1562380), (56, 1171785), (60, 1093666), (70, 937428), (84, 781190), (105, 624952), (120, 546833), (140, 468714), (168, 390595), (191, 343560), (210, 312476), (280, 234357), (382, 171780), (409, 160440), (420, 156238), (573, 114520), (764, 85890), (818, 80220), (840, 78119), (955, 68712), (1146, 57260), (1227, 53480), (1337, 49080), (1528, 42945), (1636, 40110), (1910, 34356), (2045, 32088), (2292, 28630), (2454, 26740), (2674, 24540), (2863, 22920), (2865, 22904), (3272, 20055), (3820, 17178), (4011, 16360), (4090, 16044), (4584, 14315), (4908, 13370), (5348, 12270), (5726, 11460), (5730, 11452), (6135, 10696), (6685, 9816), (7640, 8589), (8022, 8180)]