About the Number

252390720

252390719 ← → 252390721

2進数表記:1111000010110010110101000000

漢数字表記:二億五千二百三十九万七百二十

素因数分解:

2 6 × 3 1 × 5 1 × 283 1 × 929 1

素因数の和:1232
約数の個数: 112
約数和(自身を含む): 805037760
約数和(自身を除く): 552647040

約数列:
[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 96, 120, 160, 192, 240, 283, 320, 480, 566, 849, 929, 960, 1132, 1415, 1698, 1858, 2264, 2787, 2830, 3396, 3716, 4245, 4528, 4645, 5574, 5660, 6792, 7432, 8490, 9056, 9290, 11148, 11320, 13584, 13935, 14864, 16980, 18112, 18580, 22296, 22640, 27168, 27870, 29728, 33960, 37160, 44592, 45280, 54336, 55740, 59456, 67920, 74320, 89184, 90560, 111480, 135840, 148640, 178368, 222960, 262907, 271680, 297280, 445920, 525814, 788721, 891840, 1051628, 1314535, 1577442, 2103256, 2629070, 3154884, 3943605, 4206512, 5258140, 6309768, 7887210, 8413024, 10516280, 12619536, 15774420, 16826048, 21032560, 25239072, 31548840, 42065120, 50478144, 63097680, 84130240, 126195360, 252390720]

約数ペア:
[(1, 252390720), (2, 126195360), (3, 84130240), (4, 63097680), (5, 50478144), (6, 42065120), (8, 31548840), (10, 25239072), (12, 21032560), (15, 16826048), (16, 15774420), (20, 12619536), (24, 10516280), (30, 8413024), (32, 7887210), (40, 6309768), (48, 5258140), (60, 4206512), (64, 3943605), (80, 3154884), (96, 2629070), (120, 2103256), (160, 1577442), (192, 1314535), (240, 1051628), (283, 891840), (320, 788721), (480, 525814), (566, 445920), (849, 297280), (929, 271680), (960, 262907), (1132, 222960), (1415, 178368), (1698, 148640), (1858, 135840), (2264, 111480), (2787, 90560), (2830, 89184), (3396, 74320), (3716, 67920), (4245, 59456), (4528, 55740), (4645, 54336), (5574, 45280), (5660, 44592), (6792, 37160), (7432, 33960), (8490, 29728), (9056, 27870), (9290, 27168), (11148, 22640), (11320, 22296), (13584, 18580), (13935, 18112), (14864, 16980)]

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