About the Number

250139280

250139279 ← → 250139281

2進数表記:1110111010001101001010010000

漢数字表記:二億五千十三万九千二百八十

素因数分解:

2 4 × 3 1 × 5 1 × 79 2 × 167 1

素因数の和:341
約数の個数: 120
約数和(自身を含む): 790074432
約数和(自身を除く): 539935152

約数列:
[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 79, 80, 120, 158, 167, 237, 240, 316, 334, 395, 474, 501, 632, 668, 790, 835, 948, 1002, 1185, 1264, 1336, 1580, 1670, 1896, 2004, 2370, 2505, 2672, 3160, 3340, 3792, 4008, 4740, 5010, 6241, 6320, 6680, 8016, 9480, 10020, 12482, 13193, 13360, 18723, 18960, 20040, 24964, 26386, 31205, 37446, 39579, 40080, 49928, 52772, 62410, 65965, 74892, 79158, 93615, 99856, 105544, 124820, 131930, 149784, 158316, 187230, 197895, 211088, 249640, 263860, 299568, 316632, 374460, 395790, 499280, 527720, 633264, 748920, 791580, 1042247, 1055440, 1497840, 1583160, 2084494, 3126741, 3166320, 4168988, 5211235, 6253482, 8337976, 10422470, 12506964, 15633705, 16675952, 20844940, 25013928, 31267410, 41689880, 50027856, 62534820, 83379760, 125069640, 250139280]

約数ペア:
[(1, 250139280), (2, 125069640), (3, 83379760), (4, 62534820), (5, 50027856), (6, 41689880), (8, 31267410), (10, 25013928), (12, 20844940), (15, 16675952), (16, 15633705), (20, 12506964), (24, 10422470), (30, 8337976), (40, 6253482), (48, 5211235), (60, 4168988), (79, 3166320), (80, 3126741), (120, 2084494), (158, 1583160), (167, 1497840), (237, 1055440), (240, 1042247), (316, 791580), (334, 748920), (395, 633264), (474, 527720), (501, 499280), (632, 395790), (668, 374460), (790, 316632), (835, 299568), (948, 263860), (1002, 249640), (1185, 211088), (1264, 197895), (1336, 187230), (1580, 158316), (1670, 149784), (1896, 131930), (2004, 124820), (2370, 105544), (2505, 99856), (2672, 93615), (3160, 79158), (3340, 74892), (3792, 65965), (4008, 62410), (4740, 52772), (5010, 49928), (6241, 40080), (6320, 39579), (6680, 37446), (8016, 31205), (9480, 26386), (10020, 24964), (12482, 20040), (13193, 18960), (13360, 18723)]

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