349523580

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{661}}^1\times {\mathrm{1259}}^1$

素因数の和:1939

約数の個数: 96

約数和(自身を含む): 1121057280

約数和(自身を除く): 771533700

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, 420, 661, 1259, 1322, 1983, 2518, 2644, 3305, 3777, 3966, 4627, 5036, 6295, 6610, 7554, 7932, 8813, 9254, 9915, 12590, 13220, 13881, 15108, 17626, 18508, 18885, 19830, 23135, 25180, 26439, 27762, 35252, 37770, 39660, 44065, 46270, 52878, 55524, 69405, 75540, 88130, 92540, 105756, 132195, 138810, 176260, 264390, 277620, 528780, 832199, 1664398, 2496597, 3328796, 4160995, 4993194, 5825393, 8321990, 9986388, 11650786, 12482985, 16643980, 17476179, 23301572, 24965970, 29126965, 34952358, 49931940, 58253930, 69904716, 87380895, 116507860, 174761790, 349523580]

約数ペア:

[(1, 349523580), (2, 174761790), (3, 116507860), (4, 87380895), (5, 69904716), (6, 58253930), (7, 49931940), (10, 34952358), (12, 29126965), (14, 24965970), (15, 23301572), (20, 17476179), (21, 16643980), (28, 12482985), (30, 11650786), (35, 9986388), (42, 8321990), (60, 5825393), (70, 4993194), (84, 4160995), (105, 3328796), (140, 2496597), (210, 1664398), (420, 832199), (661, 528780), (1259, 277620), (1322, 264390), (1983, 176260), (2518, 138810), (2644, 132195), (3305, 105756), (3777, 92540), (3966, 88130), (4627, 75540), (5036, 69405), (6295, 55524), (6610, 52878), (7554, 46270), (7932, 44065), (8813, 39660), (9254, 37770), (9915, 35252), (12590, 27762), (13220, 26439), (13881, 25180), (15108, 23135), (17626, 19830), (18508, 18885)]