About the Number

131901840

131901839 ← → 131901841

2進数表記:111110111001010100110010000

漢数字表記:一億三千百九十万千八百四十

素因数分解:

2 4 × 3 2 × 5 1 × 7 1 × 26171 1

素因数の和:26197
約数の個数: 120
約数和(自身を含む): 506271168
約数和(自身を除く): 374369328

約数列:
[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 35, 36, 40, 42, 45, 48, 56, 60, 63, 70, 72, 80, 84, 90, 105, 112, 120, 126, 140, 144, 168, 180, 210, 240, 252, 280, 315, 336, 360, 420, 504, 560, 630, 720, 840, 1008, 1260, 1680, 2520, 5040, 26171, 52342, 78513, 104684, 130855, 157026, 183197, 209368, 235539, 261710, 314052, 366394, 392565, 418736, 471078, 523420, 549591, 628104, 732788, 785130, 915985, 942156, 1046840, 1099182, 1177695, 1256208, 1465576, 1570260, 1648773, 1831970, 1884312, 2093680, 2198364, 2355390, 2747955, 2931152, 3140520, 3297546, 3663940, 3768624, 4396728, 4710780, 5495910, 6281040, 6595092, 7327880, 8243865, 8793456, 9421560, 10991820, 13190184, 14655760, 16487730, 18843120, 21983640, 26380368, 32975460, 43967280, 65950920, 131901840]

約数ペア:
[(1, 131901840), (2, 65950920), (3, 43967280), (4, 32975460), (5, 26380368), (6, 21983640), (7, 18843120), (8, 16487730), (9, 14655760), (10, 13190184), (12, 10991820), (14, 9421560), (15, 8793456), (16, 8243865), (18, 7327880), (20, 6595092), (21, 6281040), (24, 5495910), (28, 4710780), (30, 4396728), (35, 3768624), (36, 3663940), (40, 3297546), (42, 3140520), (45, 2931152), (48, 2747955), (56, 2355390), (60, 2198364), (63, 2093680), (70, 1884312), (72, 1831970), (80, 1648773), (84, 1570260), (90, 1465576), (105, 1256208), (112, 1177695), (120, 1099182), (126, 1046840), (140, 942156), (144, 915985), (168, 785130), (180, 732788), (210, 628104), (240, 549591), (252, 523420), (280, 471078), (315, 418736), (336, 392565), (360, 366394), (420, 314052), (504, 261710), (560, 235539), (630, 209368), (720, 183197), (840, 157026), (1008, 130855), (1260, 104684), (1680, 78513), (2520, 52342), (5040, 26171)]

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