20213028600

素因数分解:

$2^3\times 3^1\times 5^2\times {\mathrm{521}}^1\times {\mathrm{64661}}^1$

素因数の和:65201

約数の個数: 96

約数和(自身を含む): 62781629040

約数和(自身を除く): 42568600440

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 25, 30, 40, 50, 60, 75, 100, 120, 150, 200, 300, 521, 600, 1042, 1563, 2084, 2605, 3126, 4168, 5210, 6252, 7815, 10420, 12504, 13025, 15630, 20840, 26050, 31260, 39075, 52100, 62520, 64661, 78150, 104200, 129322, 156300, 193983, 258644, 312600, 323305, 387966, 517288, 646610, 775932, 969915, 1293220, 1551864, 1616525, 1939830, 2586440, 3233050, 3879660, 4849575, 6466100, 7759320, 9699150, 12932200, 19398300, 33688381, 38796600, 67376762, 101065143, 134753524, 168441905, 202130286, 269507048, 336883810, 404260572, 505325715, 673767620, 808521144, 842209525, 1010651430, 1347535240, 1684419050, 2021302860, 2526628575, 3368838100, 4042605720, 5053257150, 6737676200, 10106514300, 20213028600]

約数ペア:

[(1, 20213028600), (2, 10106514300), (3, 6737676200), (4, 5053257150), (5, 4042605720), (6, 3368838100), (8, 2526628575), (10, 2021302860), (12, 1684419050), (15, 1347535240), (20, 1010651430), (24, 842209525), (25, 808521144), (30, 673767620), (40, 505325715), (50, 404260572), (60, 336883810), (75, 269507048), (100, 202130286), (120, 168441905), (150, 134753524), (200, 101065143), (300, 67376762), (521, 38796600), (600, 33688381), (1042, 19398300), (1563, 12932200), (2084, 9699150), (2605, 7759320), (3126, 6466100), (4168, 4849575), (5210, 3879660), (6252, 3233050), (7815, 2586440), (10420, 1939830), (12504, 1616525), (13025, 1551864), (15630, 1293220), (20840, 969915), (26050, 775932), (31260, 646610), (39075, 517288), (52100, 387966), (62520, 323305), (64661, 312600), (78150, 258644), (104200, 193983), (129322, 156300)]