198950640

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{118423}}^1$

素因数の和:118446

約数の個数: 80

約数和(自身を含む): 704859648

約数和(自身を除く): 505909008

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 35, 40, 42, 48, 56, 60, 70, 80, 84, 105, 112, 120, 140, 168, 210, 240, 280, 336, 420, 560, 840, 1680, 118423, 236846, 355269, 473692, 592115, 710538, 828961, 947384, 1184230, 1421076, 1657922, 1776345, 1894768, 2368460, 2486883, 2842152, 3315844, 3552690, 4144805, 4736920, 4973766, 5684304, 6631688, 7105380, 8289610, 9473840, 9947532, 12434415, 13263376, 14210760, 16579220, 19895064, 24868830, 28421520, 33158440, 39790128, 49737660, 66316880, 99475320, 198950640]

約数ペア:

[(1, 198950640), (2, 99475320), (3, 66316880), (4, 49737660), (5, 39790128), (6, 33158440), (7, 28421520), (8, 24868830), (10, 19895064), (12, 16579220), (14, 14210760), (15, 13263376), (16, 12434415), (20, 9947532), (21, 9473840), (24, 8289610), (28, 7105380), (30, 6631688), (35, 5684304), (40, 4973766), (42, 4736920), (48, 4144805), (56, 3552690), (60, 3315844), (70, 2842152), (80, 2486883), (84, 2368460), (105, 1894768), (112, 1776345), (120, 1657922), (140, 1421076), (168, 1184230), (210, 947384), (240, 828961), (280, 710538), (336, 592115), (420, 473692), (560, 355269), (840, 236846), (1680, 118423)]