147407820

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{350971}}^1$

素因数の和:350990

約数の個数: 48

約数和(自身を含む): 471706368

約数和(自身を除く): 324298548

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, 350971, 701942, 1052913, 1403884, 1754855, 2105826, 2456797, 3509710, 4211652, 4913594, 5264565, 7019420, 7370391, 9827188, 10529130, 12283985, 14740782, 21058260, 24567970, 29481564, 36851955, 49135940, 73703910, 147407820]

約数ペア:

[(1, 147407820), (2, 73703910), (3, 49135940), (4, 36851955), (5, 29481564), (6, 24567970), (7, 21058260), (10, 14740782), (12, 12283985), (14, 10529130), (15, 9827188), (20, 7370391), (21, 7019420), (28, 5264565), (30, 4913594), (35, 4211652), (42, 3509710), (60, 2456797), (70, 2105826), (84, 1754855), (105, 1403884), (140, 1052913), (210, 701942), (420, 350971)]