78982260

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{383}}^1\times {\mathrm{491}}^1$

素因数の和:893

約数の個数: 96

約数和(自身を含む): 253919232

約数和(自身を除く): 174936972

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 383, 420, 491, 766, 982, 1149, 1473, 1532, 1915, 1964, 2298, 2455, 2681, 2946, 3437, 3830, 4596, 4910, 5362, 5745, 5892, 6874, 7365, 7660, 8043, 9820, 10311, 10724, 11490, 13405, 13748, 14730, 16086, 17185, 20622, 22980, 26810, 29460, 32172, 34370, 40215, 41244, 51555, 53620, 68740, 80430, 103110, 160860, 188053, 206220, 376106, 564159, 752212, 940265, 1128318, 1316371, 1880530, 2256636, 2632742, 2820795, 3761060, 3949113, 5265484, 5641590, 6581855, 7898226, 11283180, 13163710, 15796452, 19745565, 26327420, 39491130, 78982260]

約数ペア:

[(1, 78982260), (2, 39491130), (3, 26327420), (4, 19745565), (5, 15796452), (6, 13163710), (7, 11283180), (10, 7898226), (12, 6581855), (14, 5641590), (15, 5265484), (20, 3949113), (21, 3761060), (28, 2820795), (30, 2632742), (35, 2256636), (42, 1880530), (60, 1316371), (70, 1128318), (84, 940265), (105, 752212), (140, 564159), (210, 376106), (383, 206220), (420, 188053), (491, 160860), (766, 103110), (982, 80430), (1149, 68740), (1473, 53620), (1532, 51555), (1915, 41244), (1964, 40215), (2298, 34370), (2455, 32172), (2681, 29460), (2946, 26810), (3437, 22980), (3830, 20622), (4596, 17185), (4910, 16086), (5362, 14730), (5745, 13748), (5892, 13405), (6874, 11490), (7365, 10724), (7660, 10311), (8043, 9820)]