About the Number

232121820

232121819 ← → 232121821

2進数表記:1101110101011110010111011100

漢数字表記:二億三千二百十二万千八百二十

素因数分解:

2 2 × 3 1 × 5 1 × 7 3 × 11279 1

素因数の和:11312
約数の個数: 96
約数和(自身を含む): 758016000
約数和(自身を除く): 525894180

約数列:
[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 49, 60, 70, 84, 98, 105, 140, 147, 196, 210, 245, 294, 343, 420, 490, 588, 686, 735, 980, 1029, 1372, 1470, 1715, 2058, 2940, 3430, 4116, 5145, 6860, 10290, 11279, 20580, 22558, 33837, 45116, 56395, 67674, 78953, 112790, 135348, 157906, 169185, 225580, 236859, 315812, 338370, 394765, 473718, 552671, 676740, 789530, 947436, 1105342, 1184295, 1579060, 1658013, 2210684, 2368590, 2763355, 3316026, 3868697, 4737180, 5526710, 6632052, 7737394, 8290065, 11053420, 11606091, 15474788, 16580130, 19343485, 23212182, 33160260, 38686970, 46424364, 58030455, 77373940, 116060910, 232121820]

約数ペア:
[(1, 232121820), (2, 116060910), (3, 77373940), (4, 58030455), (5, 46424364), (6, 38686970), (7, 33160260), (10, 23212182), (12, 19343485), (14, 16580130), (15, 15474788), (20, 11606091), (21, 11053420), (28, 8290065), (30, 7737394), (35, 6632052), (42, 5526710), (49, 4737180), (60, 3868697), (70, 3316026), (84, 2763355), (98, 2368590), (105, 2210684), (140, 1658013), (147, 1579060), (196, 1184295), (210, 1105342), (245, 947436), (294, 789530), (343, 676740), (420, 552671), (490, 473718), (588, 394765), (686, 338370), (735, 315812), (980, 236859), (1029, 225580), (1372, 169185), (1470, 157906), (1715, 135348), (2058, 112790), (2940, 78953), (3430, 67674), (4116, 56395), (5145, 45116), (6860, 33837), (10290, 22558), (11279, 20580)]

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