About the Number

129722520

129722519 ← → 129722521

2進数表記:111101110110110100010011000

漢数字表記:一億二千九百七十二万二千五百二十

素因数分解:

2 3 × 3 1 × 5 1 × 107 1 × 10103 1

素因数の和:10224
約数の個数: 64
約数和(自身を含む): 392843520
約数和(自身を除く): 263121000

約数列:
[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 107, 120, 214, 321, 428, 535, 642, 856, 1070, 1284, 1605, 2140, 2568, 3210, 4280, 6420, 10103, 12840, 20206, 30309, 40412, 50515, 60618, 80824, 101030, 121236, 151545, 202060, 242472, 303090, 404120, 606180, 1081021, 1212360, 2162042, 3243063, 4324084, 5405105, 6486126, 8648168, 10810210, 12972252, 16215315, 21620420, 25944504, 32430630, 43240840, 64861260, 129722520]

約数ペア:
[(1, 129722520), (2, 64861260), (3, 43240840), (4, 32430630), (5, 25944504), (6, 21620420), (8, 16215315), (10, 12972252), (12, 10810210), (15, 8648168), (20, 6486126), (24, 5405105), (30, 4324084), (40, 3243063), (60, 2162042), (107, 1212360), (120, 1081021), (214, 606180), (321, 404120), (428, 303090), (535, 242472), (642, 202060), (856, 151545), (1070, 121236), (1284, 101030), (1605, 80824), (2140, 60618), (2568, 50515), (3210, 40412), (4280, 30309), (6420, 20206), (10103, 12840)]

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