About the Number

142405320

142405319 ← → 142405321

2進数表記:1000011111001110111011001000

漢数字表記:一億四千二百四十万五千三百二十

素因数分解:

2 3 × 3 1 × 5 1 × 31 1 × 38281 1

素因数の和:38326
約数の個数: 64
約数和(自身を含む): 441008640
約数和(自身を除く): 298603320

約数列:
[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 31, 40, 60, 62, 93, 120, 124, 155, 186, 248, 310, 372, 465, 620, 744, 930, 1240, 1860, 3720, 38281, 76562, 114843, 153124, 191405, 229686, 306248, 382810, 459372, 574215, 765620, 918744, 1148430, 1186711, 1531240, 2296860, 2373422, 3560133, 4593720, 4746844, 5933555, 7120266, 9493688, 11867110, 14240532, 17800665, 23734220, 28481064, 35601330, 47468440, 71202660, 142405320]

約数ペア:
[(1, 142405320), (2, 71202660), (3, 47468440), (4, 35601330), (5, 28481064), (6, 23734220), (8, 17800665), (10, 14240532), (12, 11867110), (15, 9493688), (20, 7120266), (24, 5933555), (30, 4746844), (31, 4593720), (40, 3560133), (60, 2373422), (62, 2296860), (93, 1531240), (120, 1186711), (124, 1148430), (155, 918744), (186, 765620), (248, 574215), (310, 459372), (372, 382810), (465, 306248), (620, 229686), (744, 191405), (930, 153124), (1240, 114843), (1860, 76562), (3720, 38281)]

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