About the Number

228439920

228439919 ← → 228439921

2進数表記:1101100111011011011101110000

漢数字表記:二億二千八百四十三万九千九百二十

素因数分解:

2 4 × 3 1 × 5 1 × 313 1 × 3041 1

素因数の和:3370
約数の個数: 80
約数和(自身を含む): 710659872
約数和(自身を除く): 482219952

約数列:
[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 313, 626, 939, 1252, 1565, 1878, 2504, 3041, 3130, 3756, 4695, 5008, 6082, 6260, 7512, 9123, 9390, 12164, 12520, 15024, 15205, 18246, 18780, 24328, 25040, 30410, 36492, 37560, 45615, 48656, 60820, 72984, 75120, 91230, 121640, 145968, 182460, 243280, 364920, 729840, 951833, 1903666, 2855499, 3807332, 4759165, 5710998, 7614664, 9518330, 11421996, 14277495, 15229328, 19036660, 22843992, 28554990, 38073320, 45687984, 57109980, 76146640, 114219960, 228439920]

約数ペア:
[(1, 228439920), (2, 114219960), (3, 76146640), (4, 57109980), (5, 45687984), (6, 38073320), (8, 28554990), (10, 22843992), (12, 19036660), (15, 15229328), (16, 14277495), (20, 11421996), (24, 9518330), (30, 7614664), (40, 5710998), (48, 4759165), (60, 3807332), (80, 2855499), (120, 1903666), (240, 951833), (313, 729840), (626, 364920), (939, 243280), (1252, 182460), (1565, 145968), (1878, 121640), (2504, 91230), (3041, 75120), (3130, 72984), (3756, 60820), (4695, 48656), (5008, 45615), (6082, 37560), (6260, 36492), (7512, 30410), (9123, 25040), (9390, 24328), (12164, 18780), (12520, 18246), (15024, 15205)]

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