About the Number

228212640

228212639 ← → 228212641

2進数表記:1101100110100011111110100000

漢数字表記:二億二千八百二十一万二千六百四十

素因数分解:

2 5 × 3 4 × 5 1 × 17609 1

素因数の和:17636
約数の個数: 120
約数和(自身を含む): 805446180
約数和(自身を除く): 577233540

約数列:
[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 32, 36, 40, 45, 48, 54, 60, 72, 80, 81, 90, 96, 108, 120, 135, 144, 160, 162, 180, 216, 240, 270, 288, 324, 360, 405, 432, 480, 540, 648, 720, 810, 864, 1080, 1296, 1440, 1620, 2160, 2592, 3240, 4320, 6480, 12960, 17609, 35218, 52827, 70436, 88045, 105654, 140872, 158481, 176090, 211308, 264135, 281744, 316962, 352180, 422616, 475443, 528270, 563488, 633924, 704360, 792405, 845232, 950886, 1056540, 1267848, 1408720, 1426329, 1584810, 1690464, 1901772, 2113080, 2377215, 2535696, 2817440, 2852658, 3169620, 3803544, 4226160, 4754430, 5071392, 5705316, 6339240, 7131645, 7607088, 8452320, 9508860, 11410632, 12678480, 14263290, 15214176, 19017720, 22821264, 25356960, 28526580, 38035440, 45642528, 57053160, 76070880, 114106320, 228212640]

約数ペア:
[(1, 228212640), (2, 114106320), (3, 76070880), (4, 57053160), (5, 45642528), (6, 38035440), (8, 28526580), (9, 25356960), (10, 22821264), (12, 19017720), (15, 15214176), (16, 14263290), (18, 12678480), (20, 11410632), (24, 9508860), (27, 8452320), (30, 7607088), (32, 7131645), (36, 6339240), (40, 5705316), (45, 5071392), (48, 4754430), (54, 4226160), (60, 3803544), (72, 3169620), (80, 2852658), (81, 2817440), (90, 2535696), (96, 2377215), (108, 2113080), (120, 1901772), (135, 1690464), (144, 1584810), (160, 1426329), (162, 1408720), (180, 1267848), (216, 1056540), (240, 950886), (270, 845232), (288, 792405), (324, 704360), (360, 633924), (405, 563488), (432, 528270), (480, 475443), (540, 422616), (648, 352180), (720, 316962), (810, 281744), (864, 264135), (1080, 211308), (1296, 176090), (1440, 158481), (1620, 140872), (2160, 105654), (2592, 88045), (3240, 70436), (4320, 52827), (6480, 35218), (12960, 17609)]

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