About the Number

201308940

201308939 ← → 201308941

2進数表記:1011111111111011101100001100

漢数字表記:二億百三十万八千九百四十

素因数分解:

2 2 × 3 2 × 5 1 × 7 1 × 159769 1

素因数の和:159791
約数の個数: 72
約数和(自身を含む): 697875360
約数和(自身を除く): 496566420

約数列:
[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 60, 63, 70, 84, 90, 105, 126, 140, 180, 210, 252, 315, 420, 630, 1260, 159769, 319538, 479307, 639076, 798845, 958614, 1118383, 1437921, 1597690, 1917228, 2236766, 2396535, 2875842, 3195380, 3355149, 4473532, 4793070, 5591915, 5751684, 6710298, 7189605, 9586140, 10065447, 11183830, 13420596, 14379210, 16775745, 20130894, 22367660, 28758420, 33551490, 40261788, 50327235, 67102980, 100654470, 201308940]

約数ペア:
[(1, 201308940), (2, 100654470), (3, 67102980), (4, 50327235), (5, 40261788), (6, 33551490), (7, 28758420), (9, 22367660), (10, 20130894), (12, 16775745), (14, 14379210), (15, 13420596), (18, 11183830), (20, 10065447), (21, 9586140), (28, 7189605), (30, 6710298), (35, 5751684), (36, 5591915), (42, 4793070), (45, 4473532), (60, 3355149), (63, 3195380), (70, 2875842), (84, 2396535), (90, 2236766), (105, 1917228), (126, 1597690), (140, 1437921), (180, 1118383), (210, 958614), (252, 798845), (315, 639076), (420, 479307), (630, 319538), (1260, 159769)]

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