1566689080

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{193}}^1\times {\mathrm{971}}^1$

素因数の和:1205

約数の個数: 128

約数和(自身を含む): 4073068800

約数和(自身を除く): 2506379720

約数列:

[1, 2, 4, 5, 8, 10, 11, 19, 20, 22, 38, 40, 44, 55, 76, 88, 95, 110, 152, 190, 193, 209, 220, 380, 386, 418, 440, 760, 772, 836, 965, 971, 1045, 1544, 1672, 1930, 1942, 2090, 2123, 3667, 3860, 3884, 4180, 4246, 4855, 7334, 7720, 7768, 8360, 8492, 9710, 10615, 10681, 14668, 16984, 18335, 18449, 19420, 21230, 21362, 29336, 36670, 36898, 38840, 40337, 42460, 42724, 53405, 73340, 73796, 80674, 84920, 85448, 92245, 106810, 146680, 147592, 161348, 184490, 187403, 201685, 202939, 213620, 322696, 368980, 374806, 403370, 405878, 427240, 737960, 749612, 806740, 811756, 937015, 1014695, 1499224, 1613480, 1623512, 1874030, 2029390, 2061433, 3560657, 3748060, 4058780, 4122866, 7121314, 7496120, 8117560, 8245732, 10307165, 14242628, 16491464, 17803285, 20614330, 28485256, 35606570, 39167227, 41228660, 71213140, 78334454, 82457320, 142426280, 156668908, 195836135, 313337816, 391672270, 783344540, 1566689080]

約数ペア:

[(1, 1566689080), (2, 783344540), (4, 391672270), (5, 313337816), (8, 195836135), (10, 156668908), (11, 142426280), (19, 82457320), (20, 78334454), (22, 71213140), (38, 41228660), (40, 39167227), (44, 35606570), (55, 28485256), (76, 20614330), (88, 17803285), (95, 16491464), (110, 14242628), (152, 10307165), (190, 8245732), (193, 8117560), (209, 7496120), (220, 7121314), (380, 4122866), (386, 4058780), (418, 3748060), (440, 3560657), (760, 2061433), (772, 2029390), (836, 1874030), (965, 1623512), (971, 1613480), (1045, 1499224), (1544, 1014695), (1672, 937015), (1930, 811756), (1942, 806740), (2090, 749612), (2123, 737960), (3667, 427240), (3860, 405878), (3884, 403370), (4180, 374806), (4246, 368980), (4855, 322696), (7334, 213620), (7720, 202939), (7768, 201685), (8360, 187403), (8492, 184490), (9710, 161348), (10615, 147592), (10681, 146680), (14668, 106810), (16984, 92245), (18335, 85448), (18449, 84920), (19420, 80674), (21230, 73796), (21362, 73340), (29336, 53405), (36670, 42724), (36898, 42460), (38840, 40337)]