About the Number

129381000

129380999 ← → 129381001

2進数表記:111101101100011001010001000

漢数字表記:一億二千九百三十八万千

素因数分解:

2 3 × 3 1 × 5 3 × 7 1 × 61 1 × 101 1

素因数の和:193
約数の個数: 256
約数和(自身を含む): 473541120
約数和(自身を除く): 344160120

約数列:
[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 25, 28, 30, 35, 40, 42, 50, 56, 60, 61, 70, 75, 84, 100, 101, 105, 120, 122, 125, 140, 150, 168, 175, 183, 200, 202, 210, 244, 250, 280, 300, 303, 305, 350, 366, 375, 404, 420, 427, 488, 500, 505, 525, 600, 606, 610, 700, 707, 732, 750, 808, 840, 854, 875, 915, 1000, 1010, 1050, 1212, 1220, 1281, 1400, 1414, 1464, 1500, 1515, 1525, 1708, 1750, 1830, 2020, 2100, 2121, 2135, 2424, 2440, 2525, 2562, 2625, 2828, 3000, 3030, 3050, 3416, 3500, 3535, 3660, 4040, 4200, 4242, 4270, 4575, 5050, 5124, 5250, 5656, 6060, 6100, 6161, 6405, 7000, 7070, 7320, 7575, 7625, 8484, 8540, 9150, 10100, 10248, 10500, 10605, 10675, 12120, 12200, 12322, 12625, 12810, 14140, 15150, 15250, 16968, 17080, 17675, 18300, 18483, 20200, 21000, 21210, 21350, 22875, 24644, 25250, 25620, 28280, 30300, 30500, 30805, 32025, 35350, 36600, 36966, 37875, 42420, 42700, 43127, 45750, 49288, 50500, 51240, 53025, 53375, 60600, 61000, 61610, 64050, 70700, 73932, 75750, 84840, 85400, 86254, 88375, 91500, 92415, 101000, 106050, 106750, 123220, 128100, 129381, 141400, 147864, 151500, 154025, 160125, 172508, 176750, 183000, 184830, 212100, 213500, 215635, 246440, 256200, 258762, 265125, 303000, 308050, 320250, 345016, 353500, 369660, 424200, 427000, 431270, 462075, 517524, 530250, 616100, 640500, 646905, 707000, 739320, 770125, 862540, 924150, 1035048, 1060500, 1078175, 1232200, 1281000, 1293810, 1540250, 1725080, 1848300, 2121000, 2156350, 2310375, 2587620, 3080500, 3234525, 3696600, 4312700, 4620750, 5175240, 5390875, 6161000, 6469050, 8625400, 9241500, 10781750, 12938100, 16172625, 18483000, 21563500, 25876200, 32345250, 43127000, 64690500, 129381000]

約数ペア:
[(1, 129381000), (2, 64690500), (3, 43127000), (4, 32345250), (5, 25876200), (6, 21563500), (7, 18483000), (8, 16172625), (10, 12938100), (12, 10781750), (14, 9241500), (15, 8625400), (20, 6469050), (21, 6161000), (24, 5390875), (25, 5175240), (28, 4620750), (30, 4312700), (35, 3696600), (40, 3234525), (42, 3080500), (50, 2587620), (56, 2310375), (60, 2156350), (61, 2121000), (70, 1848300), (75, 1725080), (84, 1540250), (100, 1293810), (101, 1281000), (105, 1232200), (120, 1078175), (122, 1060500), (125, 1035048), (140, 924150), (150, 862540), (168, 770125), (175, 739320), (183, 707000), (200, 646905), (202, 640500), (210, 616100), (244, 530250), (250, 517524), (280, 462075), (300, 431270), (303, 427000), (305, 424200), (350, 369660), (366, 353500), (375, 345016), (404, 320250), (420, 308050), (427, 303000), (488, 265125), (500, 258762), (505, 256200), (525, 246440), (600, 215635), (606, 213500), (610, 212100), (700, 184830), (707, 183000), (732, 176750), (750, 172508), (808, 160125), (840, 154025), (854, 151500), (875, 147864), (915, 141400), (1000, 129381), (1010, 128100), (1050, 123220), (1212, 106750), (1220, 106050), (1281, 101000), (1400, 92415), (1414, 91500), (1464, 88375), (1500, 86254), (1515, 85400), (1525, 84840), (1708, 75750), (1750, 73932), (1830, 70700), (2020, 64050), (2100, 61610), (2121, 61000), (2135, 60600), (2424, 53375), (2440, 53025), (2525, 51240), (2562, 50500), (2625, 49288), (2828, 45750), (3000, 43127), (3030, 42700), (3050, 42420), (3416, 37875), (3500, 36966), (3535, 36600), (3660, 35350), (4040, 32025), (4200, 30805), (4242, 30500), (4270, 30300), (4575, 28280), (5050, 25620), (5124, 25250), (5250, 24644), (5656, 22875), (6060, 21350), (6100, 21210), (6161, 21000), (6405, 20200), (7000, 18483), (7070, 18300), (7320, 17675), (7575, 17080), (7625, 16968), (8484, 15250), (8540, 15150), (9150, 14140), (10100, 12810), (10248, 12625), (10500, 12322), (10605, 12200), (10675, 12120)]

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