About the Number

9972900

9972899 ← → 9972901

2進数表記:100110000010110010100100

漢数字表記:九百九十七万二千九百

素因数分解:

2 2 × 3 2 × 5 2 × 7 1 × 1583 1

素因数の和:1610
約数の個数: 108
約数和(自身を含む): 35747712
約数和(自身を除く): 25774812

約数列:
[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 25, 28, 30, 35, 36, 42, 45, 50, 60, 63, 70, 75, 84, 90, 100, 105, 126, 140, 150, 175, 180, 210, 225, 252, 300, 315, 350, 420, 450, 525, 630, 700, 900, 1050, 1260, 1575, 1583, 2100, 3150, 3166, 4749, 6300, 6332, 7915, 9498, 11081, 14247, 15830, 18996, 22162, 23745, 28494, 31660, 33243, 39575, 44324, 47490, 55405, 56988, 66486, 71235, 79150, 94980, 99729, 110810, 118725, 132972, 142470, 158300, 166215, 199458, 221620, 237450, 277025, 284940, 332430, 356175, 398916, 474900, 498645, 554050, 664860, 712350, 831075, 997290, 1108100, 1424700, 1662150, 1994580, 2493225, 3324300, 4986450, 9972900]

約数ペア:
[(1, 9972900), (2, 4986450), (3, 3324300), (4, 2493225), (5, 1994580), (6, 1662150), (7, 1424700), (9, 1108100), (10, 997290), (12, 831075), (14, 712350), (15, 664860), (18, 554050), (20, 498645), (21, 474900), (25, 398916), (28, 356175), (30, 332430), (35, 284940), (36, 277025), (42, 237450), (45, 221620), (50, 199458), (60, 166215), (63, 158300), (70, 142470), (75, 132972), (84, 118725), (90, 110810), (100, 99729), (105, 94980), (126, 79150), (140, 71235), (150, 66486), (175, 56988), (180, 55405), (210, 47490), (225, 44324), (252, 39575), (300, 33243), (315, 31660), (350, 28494), (420, 23745), (450, 22162), (525, 18996), (630, 15830), (700, 14247), (900, 11081), (1050, 9498), (1260, 7915), (1575, 6332), (1583, 6300), (2100, 4749), (3150, 3166)]

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