About the Number

138931913448

138931913447 ← → 138931913449

2進数表記:10000001011000111111001100001011101000

漢数字表記:千三百八十九億三千百九十一万三千四百四十八

素因数分解:

2 3 × 3 4 × 23 1 × 467 1 × 19961 1

素因数の和:20469
約数の個数: 160
約数和(自身を含む): 406946928960
約数和(自身を除く): 268015015512

約数列:
[1, 2, 3, 4, 6, 8, 9, 12, 18, 23, 24, 27, 36, 46, 54, 69, 72, 81, 92, 108, 138, 162, 184, 207, 216, 276, 324, 414, 467, 552, 621, 648, 828, 934, 1242, 1401, 1656, 1863, 1868, 2484, 2802, 3726, 3736, 4203, 4968, 5604, 7452, 8406, 10741, 11208, 12609, 14904, 16812, 19961, 21482, 25218, 32223, 33624, 37827, 39922, 42964, 50436, 59883, 64446, 75654, 79844, 85928, 96669, 100872, 119766, 128892, 151308, 159688, 179649, 193338, 239532, 257784, 290007, 302616, 359298, 386676, 459103, 479064, 538947, 580014, 718596, 773352, 870021, 918206, 1077894, 1160028, 1377309, 1437192, 1616841, 1740042, 1836412, 2155788, 2320056, 2754618, 3233682, 3480084, 3672824, 4131927, 4311576, 5509236, 6467364, 6960168, 8263854, 9321787, 11018472, 12395781, 12934728, 16527708, 18643574, 24791562, 27965361, 33055416, 37187343, 37287148, 49583124, 55930722, 74374686, 74574296, 83896083, 99166248, 111861444, 148749372, 167792166, 214401101, 223722888, 251688249, 297498744, 335584332, 428802202, 503376498, 643203303, 671168664, 755064747, 857604404, 1006752996, 1286406606, 1510129494, 1715208808, 1929609909, 2013505992, 2572813212, 3020258988, 3859219818, 5145626424, 5788829727, 6040517976, 7718439636, 11577659454, 15436879272, 17366489181, 23155318908, 34732978362, 46310637816, 69465956724, 138931913448]

約数ペア:
[(1, 138931913448), (2, 69465956724), (3, 46310637816), (4, 34732978362), (6, 23155318908), (8, 17366489181), (9, 15436879272), (12, 11577659454), (18, 7718439636), (23, 6040517976), (24, 5788829727), (27, 5145626424), (36, 3859219818), (46, 3020258988), (54, 2572813212), (69, 2013505992), (72, 1929609909), (81, 1715208808), (92, 1510129494), (108, 1286406606), (138, 1006752996), (162, 857604404), (184, 755064747), (207, 671168664), (216, 643203303), (276, 503376498), (324, 428802202), (414, 335584332), (467, 297498744), (552, 251688249), (621, 223722888), (648, 214401101), (828, 167792166), (934, 148749372), (1242, 111861444), (1401, 99166248), (1656, 83896083), (1863, 74574296), (1868, 74374686), (2484, 55930722), (2802, 49583124), (3726, 37287148), (3736, 37187343), (4203, 33055416), (4968, 27965361), (5604, 24791562), (7452, 18643574), (8406, 16527708), (10741, 12934728), (11208, 12395781), (12609, 11018472), (14904, 9321787), (16812, 8263854), (19961, 6960168), (21482, 6467364), (25218, 5509236), (32223, 4311576), (33624, 4131927), (37827, 3672824), (39922, 3480084), (42964, 3233682), (50436, 2754618), (59883, 2320056), (64446, 2155788), (75654, 1836412), (79844, 1740042), (85928, 1616841), (96669, 1437192), (100872, 1377309), (119766, 1160028), (128892, 1077894), (151308, 918206), (159688, 870021), (179649, 773352), (193338, 718596), (239532, 580014), (257784, 538947), (290007, 479064), (302616, 459103), (359298, 386676)]

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