205956870

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{1861}}^1$

素因数の和:1926

約数の個数: 128

約数和(自身を含む): 617766912

約数和(自身を除く): 411810042

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 17, 21, 30, 31, 34, 35, 42, 51, 62, 70, 85, 93, 102, 105, 119, 155, 170, 186, 210, 217, 238, 255, 310, 357, 434, 465, 510, 527, 595, 651, 714, 930, 1054, 1085, 1190, 1302, 1581, 1785, 1861, 2170, 2635, 3162, 3255, 3570, 3689, 3722, 5270, 5583, 6510, 7378, 7905, 9305, 11067, 11166, 13027, 15810, 18445, 18610, 22134, 26054, 27915, 31637, 36890, 39081, 55335, 55830, 57691, 63274, 65135, 78162, 94911, 110670, 115382, 130270, 158185, 173073, 189822, 195405, 221459, 288455, 316370, 346146, 390810, 403837, 442918, 474555, 576910, 664377, 807674, 865365, 949110, 980747, 1107295, 1211511, 1328754, 1730730, 1961494, 2019185, 2214590, 2423022, 2942241, 3321885, 4038370, 4903735, 5884482, 6057555, 6643770, 6865229, 9807470, 12115110, 13730458, 14711205, 20595687, 29422410, 34326145, 41191374, 68652290, 102978435, 205956870]

約数ペア:

[(1, 205956870), (2, 102978435), (3, 68652290), (5, 41191374), (6, 34326145), (7, 29422410), (10, 20595687), (14, 14711205), (15, 13730458), (17, 12115110), (21, 9807470), (30, 6865229), (31, 6643770), (34, 6057555), (35, 5884482), (42, 4903735), (51, 4038370), (62, 3321885), (70, 2942241), (85, 2423022), (93, 2214590), (102, 2019185), (105, 1961494), (119, 1730730), (155, 1328754), (170, 1211511), (186, 1107295), (210, 980747), (217, 949110), (238, 865365), (255, 807674), (310, 664377), (357, 576910), (434, 474555), (465, 442918), (510, 403837), (527, 390810), (595, 346146), (651, 316370), (714, 288455), (930, 221459), (1054, 195405), (1085, 189822), (1190, 173073), (1302, 158185), (1581, 130270), (1785, 115382), (1861, 110670), (2170, 94911), (2635, 78162), (3162, 65135), (3255, 63274), (3570, 57691), (3689, 55830), (3722, 55335), (5270, 39081), (5583, 36890), (6510, 31637), (7378, 27915), (7905, 26054), (9305, 22134), (11067, 18610), (11166, 18445), (13027, 15810)]