About the Number

212189100

212189099 ← → 212189101

2進数表記:1100101001011011111110101100

漢数字表記:二億千二百十八万九千百

素因数分解:

2 2 × 3 1 × 5 2 × 73 1 × 9689 1

素因数の和:9779
約数の個数: 72
約数和(自身を含む): 622408080
約数和(自身を除く): 410218980

約数列:
[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 25, 30, 50, 60, 73, 75, 100, 146, 150, 219, 292, 300, 365, 438, 730, 876, 1095, 1460, 1825, 2190, 3650, 4380, 5475, 7300, 9689, 10950, 19378, 21900, 29067, 38756, 48445, 58134, 96890, 116268, 145335, 193780, 242225, 290670, 484450, 581340, 707297, 726675, 968900, 1414594, 1453350, 2121891, 2829188, 2906700, 3536485, 4243782, 7072970, 8487564, 10609455, 14145940, 17682425, 21218910, 35364850, 42437820, 53047275, 70729700, 106094550, 212189100]

約数ペア:
[(1, 212189100), (2, 106094550), (3, 70729700), (4, 53047275), (5, 42437820), (6, 35364850), (10, 21218910), (12, 17682425), (15, 14145940), (20, 10609455), (25, 8487564), (30, 7072970), (50, 4243782), (60, 3536485), (73, 2906700), (75, 2829188), (100, 2121891), (146, 1453350), (150, 1414594), (219, 968900), (292, 726675), (300, 707297), (365, 581340), (438, 484450), (730, 290670), (876, 242225), (1095, 193780), (1460, 145335), (1825, 116268), (2190, 96890), (3650, 58134), (4380, 48445), (5475, 38756), (7300, 29067), (9689, 21900), (10950, 19378)]

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