About the Number

201988760

201988759 ← → 201988761

2進数表記:1100000010100001101010011000

漢数字表記:二億百九十八万八千七百六十

素因数分解:

2 3 × 5 1 × 23 1 × 181 1 × 1213 1

素因数の和:1428
約数の個数: 64
約数和(自身を含む): 477247680
約数和(自身を除く): 275258920

約数列:
[1, 2, 4, 5, 8, 10, 20, 23, 40, 46, 92, 115, 181, 184, 230, 362, 460, 724, 905, 920, 1213, 1448, 1810, 2426, 3620, 4163, 4852, 6065, 7240, 8326, 9704, 12130, 16652, 20815, 24260, 27899, 33304, 41630, 48520, 55798, 83260, 111596, 139495, 166520, 219553, 223192, 278990, 439106, 557980, 878212, 1097765, 1115960, 1756424, 2195530, 4391060, 5049719, 8782120, 10099438, 20198876, 25248595, 40397752, 50497190, 100994380, 201988760]

約数ペア:
[(1, 201988760), (2, 100994380), (4, 50497190), (5, 40397752), (8, 25248595), (10, 20198876), (20, 10099438), (23, 8782120), (40, 5049719), (46, 4391060), (92, 2195530), (115, 1756424), (181, 1115960), (184, 1097765), (230, 878212), (362, 557980), (460, 439106), (724, 278990), (905, 223192), (920, 219553), (1213, 166520), (1448, 139495), (1810, 111596), (2426, 83260), (3620, 55798), (4163, 48520), (4852, 41630), (6065, 33304), (7240, 27899), (8326, 24260), (9704, 20815), (12130, 16652)]

このpageの処理時間: 0.006532192230224609 seconds