About the Number

241640280

241640279 ← → 241640281

2進数表記:1110011001110010001101011000

漢数字表記:二億四千百六十四万二百八十

素因数分解:

2 3 × 3 3 × 5 1 × 7 1 × 31963 1

素因数の和:31990
約数の個数: 128
約数和(自身を含む): 920563200
約数和(自身を除く): 678922920

約数列:
[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 27, 28, 30, 35, 36, 40, 42, 45, 54, 56, 60, 63, 70, 72, 84, 90, 105, 108, 120, 126, 135, 140, 168, 180, 189, 210, 216, 252, 270, 280, 315, 360, 378, 420, 504, 540, 630, 756, 840, 945, 1080, 1260, 1512, 1890, 2520, 3780, 7560, 31963, 63926, 95889, 127852, 159815, 191778, 223741, 255704, 287667, 319630, 383556, 447482, 479445, 575334, 639260, 671223, 767112, 863001, 894964, 958890, 1118705, 1150668, 1278520, 1342446, 1438335, 1726002, 1789928, 1917780, 2013669, 2237410, 2301336, 2684892, 2876670, 3356115, 3452004, 3835560, 4027338, 4315005, 4474820, 5369784, 5753340, 6041007, 6712230, 6904008, 8054676, 8630010, 8949640, 10068345, 11506680, 12082014, 13424460, 16109352, 17260020, 20136690, 24164028, 26848920, 30205035, 34520040, 40273380, 48328056, 60410070, 80546760, 120820140, 241640280]

約数ペア:
[(1, 241640280), (2, 120820140), (3, 80546760), (4, 60410070), (5, 48328056), (6, 40273380), (7, 34520040), (8, 30205035), (9, 26848920), (10, 24164028), (12, 20136690), (14, 17260020), (15, 16109352), (18, 13424460), (20, 12082014), (21, 11506680), (24, 10068345), (27, 8949640), (28, 8630010), (30, 8054676), (35, 6904008), (36, 6712230), (40, 6041007), (42, 5753340), (45, 5369784), (54, 4474820), (56, 4315005), (60, 4027338), (63, 3835560), (70, 3452004), (72, 3356115), (84, 2876670), (90, 2684892), (105, 2301336), (108, 2237410), (120, 2013669), (126, 1917780), (135, 1789928), (140, 1726002), (168, 1438335), (180, 1342446), (189, 1278520), (210, 1150668), (216, 1118705), (252, 958890), (270, 894964), (280, 863001), (315, 767112), (360, 671223), (378, 639260), (420, 575334), (504, 479445), (540, 447482), (630, 383556), (756, 319630), (840, 287667), (945, 255704), (1080, 223741), (1260, 191778), (1512, 159815), (1890, 127852), (2520, 95889), (3780, 63926), (7560, 31963)]

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