About the Number

291288140

291288139 ← → 291288141

2進数表記:10001010111001011010001001100

漢数字表記:二億九千百二十八万八千百四十

素因数分解:

2 2 × 5 1 × 11 2 × 13 1 × 47 1 × 197 1

素因数の和:288
約数の個数: 144
約数和(自身を含む): 743250816
約数和(自身を除く): 451962676

約数列:
[1, 2, 4, 5, 10, 11, 13, 20, 22, 26, 44, 47, 52, 55, 65, 94, 110, 121, 130, 143, 188, 197, 220, 235, 242, 260, 286, 394, 470, 484, 517, 572, 605, 611, 715, 788, 940, 985, 1034, 1210, 1222, 1430, 1573, 1970, 2068, 2167, 2420, 2444, 2561, 2585, 2860, 3055, 3146, 3940, 4334, 5122, 5170, 5687, 6110, 6292, 6721, 7865, 8668, 9259, 10244, 10340, 10835, 11374, 12220, 12805, 13442, 15730, 18518, 21670, 22748, 23837, 25610, 26884, 28171, 28435, 31460, 33605, 37036, 43340, 46295, 47674, 51220, 56342, 56870, 67210, 73931, 92590, 95348, 101849, 112684, 113740, 119185, 120367, 134420, 140855, 147862, 185180, 203698, 238370, 240734, 281710, 295724, 309881, 369655, 407396, 476740, 481468, 509245, 563420, 601835, 619762, 739310, 1018490, 1120339, 1203670, 1239524, 1324037, 1478620, 1549405, 2036980, 2240678, 2407340, 2648074, 3098810, 4481356, 5296148, 5601695, 6197620, 6620185, 11203390, 13240370, 14564407, 22406780, 26480740, 29128814, 58257628, 72822035, 145644070, 291288140]

約数ペア:
[(1, 291288140), (2, 145644070), (4, 72822035), (5, 58257628), (10, 29128814), (11, 26480740), (13, 22406780), (20, 14564407), (22, 13240370), (26, 11203390), (44, 6620185), (47, 6197620), (52, 5601695), (55, 5296148), (65, 4481356), (94, 3098810), (110, 2648074), (121, 2407340), (130, 2240678), (143, 2036980), (188, 1549405), (197, 1478620), (220, 1324037), (235, 1239524), (242, 1203670), (260, 1120339), (286, 1018490), (394, 739310), (470, 619762), (484, 601835), (517, 563420), (572, 509245), (605, 481468), (611, 476740), (715, 407396), (788, 369655), (940, 309881), (985, 295724), (1034, 281710), (1210, 240734), (1222, 238370), (1430, 203698), (1573, 185180), (1970, 147862), (2068, 140855), (2167, 134420), (2420, 120367), (2444, 119185), (2561, 113740), (2585, 112684), (2860, 101849), (3055, 95348), (3146, 92590), (3940, 73931), (4334, 67210), (5122, 56870), (5170, 56342), (5687, 51220), (6110, 47674), (6292, 46295), (6721, 43340), (7865, 37036), (8668, 33605), (9259, 31460), (10244, 28435), (10340, 28171), (10835, 26884), (11374, 25610), (12220, 23837), (12805, 22748), (13442, 21670), (15730, 18518)]

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