1851707640

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{53}}^1\times {\mathrm{359}}^1\times {\mathrm{811}}^1$

素因数の和:1237

約数の個数: 128

約数和(自身を含む): 5682700800

約数和(自身を除く): 3830993160

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 53, 60, 106, 120, 159, 212, 265, 318, 359, 424, 530, 636, 718, 795, 811, 1060, 1077, 1272, 1436, 1590, 1622, 1795, 2120, 2154, 2433, 2872, 3180, 3244, 3590, 4055, 4308, 4866, 5385, 6360, 6488, 7180, 8110, 8616, 9732, 10770, 12165, 14360, 16220, 19027, 19464, 21540, 24330, 32440, 38054, 42983, 43080, 48660, 57081, 76108, 85966, 95135, 97320, 114162, 128949, 152216, 171932, 190270, 214915, 228324, 257898, 285405, 291149, 343864, 380540, 429830, 456648, 515796, 570810, 582298, 644745, 761080, 859660, 873447, 1031592, 1141620, 1164596, 1289490, 1455745, 1719320, 1746894, 2283240, 2329192, 2578980, 2911490, 3493788, 4367235, 5157960, 5822980, 6987576, 8734470, 11645960, 15430897, 17468940, 30861794, 34937880, 46292691, 61723588, 77154485, 92585382, 123447176, 154308970, 185170764, 231463455, 308617940, 370341528, 462926910, 617235880, 925853820, 1851707640]

約数ペア:

[(1, 1851707640), (2, 925853820), (3, 617235880), (4, 462926910), (5, 370341528), (6, 308617940), (8, 231463455), (10, 185170764), (12, 154308970), (15, 123447176), (20, 92585382), (24, 77154485), (30, 61723588), (40, 46292691), (53, 34937880), (60, 30861794), (106, 17468940), (120, 15430897), (159, 11645960), (212, 8734470), (265, 6987576), (318, 5822980), (359, 5157960), (424, 4367235), (530, 3493788), (636, 2911490), (718, 2578980), (795, 2329192), (811, 2283240), (1060, 1746894), (1077, 1719320), (1272, 1455745), (1436, 1289490), (1590, 1164596), (1622, 1141620), (1795, 1031592), (2120, 873447), (2154, 859660), (2433, 761080), (2872, 644745), (3180, 582298), (3244, 570810), (3590, 515796), (4055, 456648), (4308, 429830), (4866, 380540), (5385, 343864), (6360, 291149), (6488, 285405), (7180, 257898), (8110, 228324), (8616, 214915), (9732, 190270), (10770, 171932), (12165, 152216), (14360, 128949), (16220, 114162), (19027, 97320), (19464, 95135), (21540, 85966), (24330, 76108), (32440, 57081), (38054, 48660), (42983, 43080)]