81574920

素因数分解:

$2^3\times 3^2\times 5^1\times 7^1\times {\mathrm{32371}}^1$

素因数の和:32395

約数の個数: 96

約数和(自身を含む): 303001920

約数和(自身を除く): 221427000

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 28, 30, 35, 36, 40, 42, 45, 56, 60, 63, 70, 72, 84, 90, 105, 120, 126, 140, 168, 180, 210, 252, 280, 315, 360, 420, 504, 630, 840, 1260, 2520, 32371, 64742, 97113, 129484, 161855, 194226, 226597, 258968, 291339, 323710, 388452, 453194, 485565, 582678, 647420, 679791, 776904, 906388, 971130, 1132985, 1165356, 1294840, 1359582, 1456695, 1812776, 1942260, 2039373, 2265970, 2330712, 2719164, 2913390, 3398955, 3884520, 4078746, 4531940, 5438328, 5826780, 6797910, 8157492, 9063880, 10196865, 11653560, 13595820, 16314984, 20393730, 27191640, 40787460, 81574920]

約数ペア:

[(1, 81574920), (2, 40787460), (3, 27191640), (4, 20393730), (5, 16314984), (6, 13595820), (7, 11653560), (8, 10196865), (9, 9063880), (10, 8157492), (12, 6797910), (14, 5826780), (15, 5438328), (18, 4531940), (20, 4078746), (21, 3884520), (24, 3398955), (28, 2913390), (30, 2719164), (35, 2330712), (36, 2265970), (40, 2039373), (42, 1942260), (45, 1812776), (56, 1456695), (60, 1359582), (63, 1294840), (70, 1165356), (72, 1132985), (84, 971130), (90, 906388), (105, 776904), (120, 679791), (126, 647420), (140, 582678), (168, 485565), (180, 453194), (210, 388452), (252, 323710), (280, 291339), (315, 258968), (360, 226597), (420, 194226), (504, 161855), (630, 129484), (840, 97113), (1260, 64742), (2520, 32371)]