About the Number

7901428320

7901428319 ← → 7901428321

2進数表記:111010110111101100011101001100000

漢数字表記:七十九億百四十二万八千三百二十

素因数分解:

2 5 × 3 2 × 5 1 × 79 1 × 69457 1

素因数の和:69557
約数の個数: 144
約数和(自身を含む): 27305328960
約数和(自身を除く): 19403900640

約数列:
[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 72, 79, 80, 90, 96, 120, 144, 158, 160, 180, 237, 240, 288, 316, 360, 395, 474, 480, 632, 711, 720, 790, 948, 1185, 1264, 1422, 1440, 1580, 1896, 2370, 2528, 2844, 3160, 3555, 3792, 4740, 5688, 6320, 7110, 7584, 9480, 11376, 12640, 14220, 18960, 22752, 28440, 37920, 56880, 69457, 113760, 138914, 208371, 277828, 347285, 416742, 555656, 625113, 694570, 833484, 1041855, 1111312, 1250226, 1389140, 1666968, 2083710, 2222624, 2500452, 2778280, 3125565, 3333936, 4167420, 5000904, 5487103, 5556560, 6251130, 6667872, 8334840, 10001808, 10974206, 11113120, 12502260, 16461309, 16669680, 20003616, 21948412, 25004520, 27435515, 32922618, 33339360, 43896824, 49383927, 50009040, 54871030, 65845236, 82306545, 87793648, 98767854, 100018080, 109742060, 131690472, 164613090, 175587296, 197535708, 219484120, 246919635, 263380944, 329226180, 395071416, 438968240, 493839270, 526761888, 658452360, 790142832, 877936480, 987678540, 1316904720, 1580285664, 1975357080, 2633809440, 3950714160, 7901428320]

約数ペア:
[(1, 7901428320), (2, 3950714160), (3, 2633809440), (4, 1975357080), (5, 1580285664), (6, 1316904720), (8, 987678540), (9, 877936480), (10, 790142832), (12, 658452360), (15, 526761888), (16, 493839270), (18, 438968240), (20, 395071416), (24, 329226180), (30, 263380944), (32, 246919635), (36, 219484120), (40, 197535708), (45, 175587296), (48, 164613090), (60, 131690472), (72, 109742060), (79, 100018080), (80, 98767854), (90, 87793648), (96, 82306545), (120, 65845236), (144, 54871030), (158, 50009040), (160, 49383927), (180, 43896824), (237, 33339360), (240, 32922618), (288, 27435515), (316, 25004520), (360, 21948412), (395, 20003616), (474, 16669680), (480, 16461309), (632, 12502260), (711, 11113120), (720, 10974206), (790, 10001808), (948, 8334840), (1185, 6667872), (1264, 6251130), (1422, 5556560), (1440, 5487103), (1580, 5000904), (1896, 4167420), (2370, 3333936), (2528, 3125565), (2844, 2778280), (3160, 2500452), (3555, 2222624), (3792, 2083710), (4740, 1666968), (5688, 1389140), (6320, 1250226), (7110, 1111312), (7584, 1041855), (9480, 833484), (11376, 694570), (12640, 625113), (14220, 555656), (18960, 416742), (22752, 347285), (28440, 277828), (37920, 208371), (56880, 138914), (69457, 113760)]

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