About the Number

100002720

100002719 ← → 100002721

2進数表記:101111101011110101110100000

漢数字表記:一億二千七百二十

素因数分解:

2 5 × 3 1 × 5 1 × 157 1 × 1327 1

素因数の和:1502
約数の個数: 96
約数和(自身を含む): 317253888
約数和(自身を除く): 217251168

約数列:
[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 80, 96, 120, 157, 160, 240, 314, 471, 480, 628, 785, 942, 1256, 1327, 1570, 1884, 2355, 2512, 2654, 3140, 3768, 3981, 4710, 5024, 5308, 6280, 6635, 7536, 7962, 9420, 10616, 12560, 13270, 15072, 15924, 18840, 19905, 21232, 25120, 26540, 31848, 37680, 39810, 42464, 53080, 63696, 75360, 79620, 106160, 127392, 159240, 208339, 212320, 318480, 416678, 625017, 636960, 833356, 1041695, 1250034, 1666712, 2083390, 2500068, 3125085, 3333424, 4166780, 5000136, 6250170, 6666848, 8333560, 10000272, 12500340, 16667120, 20000544, 25000680, 33334240, 50001360, 100002720]

約数ペア:
[(1, 100002720), (2, 50001360), (3, 33334240), (4, 25000680), (5, 20000544), (6, 16667120), (8, 12500340), (10, 10000272), (12, 8333560), (15, 6666848), (16, 6250170), (20, 5000136), (24, 4166780), (30, 3333424), (32, 3125085), (40, 2500068), (48, 2083390), (60, 1666712), (80, 1250034), (96, 1041695), (120, 833356), (157, 636960), (160, 625017), (240, 416678), (314, 318480), (471, 212320), (480, 208339), (628, 159240), (785, 127392), (942, 106160), (1256, 79620), (1327, 75360), (1570, 63696), (1884, 53080), (2355, 42464), (2512, 39810), (2654, 37680), (3140, 31848), (3768, 26540), (3981, 25120), (4710, 21232), (5024, 19905), (5308, 18840), (6280, 15924), (6635, 15072), (7536, 13270), (7962, 12560), (9420, 10616)]

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