About the Number

130280220

130280219 ← → 130280221

2進数表記:111110000111110101100011100

漢数字表記:一億三千二十八万二百二十

素因数分解:

2 2 × 3 2 × 5 1 × 7 2 × 14771 1

素因数の和:14800
約数の個数: 108
約数和(自身を含む): 459734184
約数和(自身を除く): 329453964

約数列:
[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 49, 60, 63, 70, 84, 90, 98, 105, 126, 140, 147, 180, 196, 210, 245, 252, 294, 315, 420, 441, 490, 588, 630, 735, 882, 980, 1260, 1470, 1764, 2205, 2940, 4410, 8820, 14771, 29542, 44313, 59084, 73855, 88626, 103397, 132939, 147710, 177252, 206794, 221565, 265878, 295420, 310191, 413588, 443130, 516985, 531756, 620382, 664695, 723779, 886260, 930573, 1033970, 1240764, 1329390, 1447558, 1550955, 1861146, 2067940, 2171337, 2658780, 2895116, 3101910, 3618895, 3722292, 4342674, 4652865, 6203820, 6514011, 7237790, 8685348, 9305730, 10856685, 13028022, 14475580, 18611460, 21713370, 26056044, 32570055, 43426740, 65140110, 130280220]

約数ペア:
[(1, 130280220), (2, 65140110), (3, 43426740), (4, 32570055), (5, 26056044), (6, 21713370), (7, 18611460), (9, 14475580), (10, 13028022), (12, 10856685), (14, 9305730), (15, 8685348), (18, 7237790), (20, 6514011), (21, 6203820), (28, 4652865), (30, 4342674), (35, 3722292), (36, 3618895), (42, 3101910), (45, 2895116), (49, 2658780), (60, 2171337), (63, 2067940), (70, 1861146), (84, 1550955), (90, 1447558), (98, 1329390), (105, 1240764), (126, 1033970), (140, 930573), (147, 886260), (180, 723779), (196, 664695), (210, 620382), (245, 531756), (252, 516985), (294, 443130), (315, 413588), (420, 310191), (441, 295420), (490, 265878), (588, 221565), (630, 206794), (735, 177252), (882, 147710), (980, 132939), (1260, 103397), (1470, 88626), (1764, 73855), (2205, 59084), (2940, 44313), (4410, 29542), (8820, 14771)]

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