About the Number

168009390

168009389 ← → 168009391

2進数表記:1010000000111001111010101110

漢数字表記:一億六千八百万九千三百九十

素因数分解:

2 1 × 3 4 × 5 1 × 41 1 × 5059 1

素因数の和:5119
約数の個数: 80
約数和(自身を含む): 462868560
約数和(自身を除く): 294859170

約数列:
[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 41, 45, 54, 81, 82, 90, 123, 135, 162, 205, 246, 270, 369, 405, 410, 615, 738, 810, 1107, 1230, 1845, 2214, 3321, 3690, 5059, 5535, 6642, 10118, 11070, 15177, 16605, 25295, 30354, 33210, 45531, 50590, 75885, 91062, 136593, 151770, 207419, 227655, 273186, 409779, 414838, 455310, 622257, 682965, 819558, 1037095, 1244514, 1365930, 1866771, 2048895, 2074190, 3111285, 3733542, 4097790, 5600313, 6222570, 9333855, 11200626, 16800939, 18667710, 28001565, 33601878, 56003130, 84004695, 168009390]

約数ペア:
[(1, 168009390), (2, 84004695), (3, 56003130), (5, 33601878), (6, 28001565), (9, 18667710), (10, 16800939), (15, 11200626), (18, 9333855), (27, 6222570), (30, 5600313), (41, 4097790), (45, 3733542), (54, 3111285), (81, 2074190), (82, 2048895), (90, 1866771), (123, 1365930), (135, 1244514), (162, 1037095), (205, 819558), (246, 682965), (270, 622257), (369, 455310), (405, 414838), (410, 409779), (615, 273186), (738, 227655), (810, 207419), (1107, 151770), (1230, 136593), (1845, 91062), (2214, 75885), (3321, 50590), (3690, 45531), (5059, 33210), (5535, 30354), (6642, 25295), (10118, 16605), (11070, 15177)]

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