83567820

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{198971}}^1$

素因数の和:198990

約数の個数: 48

約数和(自身を含む): 267418368

約数和(自身を除く): 183850548

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, 198971, 397942, 596913, 795884, 994855, 1193826, 1392797, 1989710, 2387652, 2785594, 2984565, 3979420, 4178391, 5571188, 5969130, 6963985, 8356782, 11938260, 13927970, 16713564, 20891955, 27855940, 41783910, 83567820]

約数ペア:

[(1, 83567820), (2, 41783910), (3, 27855940), (4, 20891955), (5, 16713564), (6, 13927970), (7, 11938260), (10, 8356782), (12, 6963985), (14, 5969130), (15, 5571188), (20, 4178391), (21, 3979420), (28, 2984565), (30, 2785594), (35, 2387652), (42, 1989710), (60, 1392797), (70, 1193826), (84, 994855), (105, 795884), (140, 596913), (210, 397942), (420, 198971)]