About the Number

239390640

239390639 ← → 239390641

2進数表記:1110010001001100111110110000

漢数字表記:二億三千九百三十九万六百四十

素因数分解:

2 4 × 3 4 × 5 1 × 36943 1

素因数の和:36968
約数の個数: 100
約数和(自身を含む): 831461664
約数和(自身を除く): 592071024

約数列:
[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 36, 40, 45, 48, 54, 60, 72, 80, 81, 90, 108, 120, 135, 144, 162, 180, 216, 240, 270, 324, 360, 405, 432, 540, 648, 720, 810, 1080, 1296, 1620, 2160, 3240, 6480, 36943, 73886, 110829, 147772, 184715, 221658, 295544, 332487, 369430, 443316, 554145, 591088, 664974, 738860, 886632, 997461, 1108290, 1329948, 1477720, 1662435, 1773264, 1994922, 2216580, 2659896, 2955440, 2992383, 3324870, 3989844, 4433160, 4987305, 5319792, 5984766, 6649740, 7979688, 8866320, 9974610, 11969532, 13299480, 14961915, 15959376, 19949220, 23939064, 26598960, 29923830, 39898440, 47878128, 59847660, 79796880, 119695320, 239390640]

約数ペア:
[(1, 239390640), (2, 119695320), (3, 79796880), (4, 59847660), (5, 47878128), (6, 39898440), (8, 29923830), (9, 26598960), (10, 23939064), (12, 19949220), (15, 15959376), (16, 14961915), (18, 13299480), (20, 11969532), (24, 9974610), (27, 8866320), (30, 7979688), (36, 6649740), (40, 5984766), (45, 5319792), (48, 4987305), (54, 4433160), (60, 3989844), (72, 3324870), (80, 2992383), (81, 2955440), (90, 2659896), (108, 2216580), (120, 1994922), (135, 1773264), (144, 1662435), (162, 1477720), (180, 1329948), (216, 1108290), (240, 997461), (270, 886632), (324, 738860), (360, 664974), (405, 591088), (432, 554145), (540, 443316), (648, 369430), (720, 332487), (810, 295544), (1080, 221658), (1296, 184715), (1620, 147772), (2160, 110829), (3240, 73886), (6480, 36943)]

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