About the Number

129907440

129907439 ← → 129907441

2進数表記:111101111100011101011110000

漢数字表記:一億二千九百九十万七千四百四十

素因数分解:

2 4 × 3 2 × 5 1 × 13 1 × 13879 1

素因数の和:13911
約数の個数: 120
約数和(自身を含む): 469865760
約数和(自身を除く): 339958320

約数列:
[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 16, 18, 20, 24, 26, 30, 36, 39, 40, 45, 48, 52, 60, 65, 72, 78, 80, 90, 104, 117, 120, 130, 144, 156, 180, 195, 208, 234, 240, 260, 312, 360, 390, 468, 520, 585, 624, 720, 780, 936, 1040, 1170, 1560, 1872, 2340, 3120, 4680, 9360, 13879, 27758, 41637, 55516, 69395, 83274, 111032, 124911, 138790, 166548, 180427, 208185, 222064, 249822, 277580, 333096, 360854, 416370, 499644, 541281, 555160, 624555, 666192, 721708, 832740, 902135, 999288, 1082562, 1110320, 1249110, 1443416, 1623843, 1665480, 1804270, 1998576, 2165124, 2498220, 2706405, 2886832, 3247686, 3330960, 3608540, 4330248, 4996440, 5412810, 6495372, 7217080, 8119215, 8660496, 9992880, 10825620, 12990744, 14434160, 16238430, 21651240, 25981488, 32476860, 43302480, 64953720, 129907440]

約数ペア:
[(1, 129907440), (2, 64953720), (3, 43302480), (4, 32476860), (5, 25981488), (6, 21651240), (8, 16238430), (9, 14434160), (10, 12990744), (12, 10825620), (13, 9992880), (15, 8660496), (16, 8119215), (18, 7217080), (20, 6495372), (24, 5412810), (26, 4996440), (30, 4330248), (36, 3608540), (39, 3330960), (40, 3247686), (45, 2886832), (48, 2706405), (52, 2498220), (60, 2165124), (65, 1998576), (72, 1804270), (78, 1665480), (80, 1623843), (90, 1443416), (104, 1249110), (117, 1110320), (120, 1082562), (130, 999288), (144, 902135), (156, 832740), (180, 721708), (195, 666192), (208, 624555), (234, 555160), (240, 541281), (260, 499644), (312, 416370), (360, 360854), (390, 333096), (468, 277580), (520, 249822), (585, 222064), (624, 208185), (720, 180427), (780, 166548), (936, 138790), (1040, 124911), (1170, 111032), (1560, 83274), (1872, 69395), (2340, 55516), (3120, 41637), (4680, 27758), (9360, 13879)]

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