84071820

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{200171}}^1$

素因数の和:200190

約数の個数: 48

約数和(自身を含む): 269031168

約数和(自身を除く): 184959348

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 200171, 400342, 600513, 800684, 1000855, 1201026, 1401197, 2001710, 2402052, 2802394, 3002565, 4003420, 4203591, 5604788, 6005130, 7005985, 8407182, 12010260, 14011970, 16814364, 21017955, 28023940, 42035910, 84071820]

約数ペア:

[(1, 84071820), (2, 42035910), (3, 28023940), (4, 21017955), (5, 16814364), (6, 14011970), (7, 12010260), (10, 8407182), (12, 7005985), (14, 6005130), (15, 5604788), (20, 4203591), (21, 4003420), (28, 3002565), (30, 2802394), (35, 2402052), (42, 2001710), (60, 1401197), (70, 1201026), (84, 1000855), (105, 800684), (140, 600513), (210, 400342), (420, 200171)]