About the Number

129816816

129816815 ← → 129816817

2進数表記:111101111001101100011110000

漢数字表記:一億二千九百八十一万六千八百十六

素因数分解:

2 4 × 3 1 × 19 1 × 137 1 × 1039 1

素因数の和:1206
約数の個数: 80
約数和(自身を含む): 355929600
約数和(自身を除く): 226112784

約数列:
[1, 2, 3, 4, 6, 8, 12, 16, 19, 24, 38, 48, 57, 76, 114, 137, 152, 228, 274, 304, 411, 456, 548, 822, 912, 1039, 1096, 1644, 2078, 2192, 2603, 3117, 3288, 4156, 5206, 6234, 6576, 7809, 8312, 10412, 12468, 15618, 16624, 19741, 20824, 24936, 31236, 39482, 41648, 49872, 59223, 62472, 78964, 118446, 124944, 142343, 157928, 236892, 284686, 315856, 427029, 473784, 569372, 854058, 947568, 1138744, 1708116, 2277488, 2704517, 3416232, 5409034, 6832464, 8113551, 10818068, 16227102, 21636136, 32454204, 43272272, 64908408, 129816816]

約数ペア:
[(1, 129816816), (2, 64908408), (3, 43272272), (4, 32454204), (6, 21636136), (8, 16227102), (12, 10818068), (16, 8113551), (19, 6832464), (24, 5409034), (38, 3416232), (48, 2704517), (57, 2277488), (76, 1708116), (114, 1138744), (137, 947568), (152, 854058), (228, 569372), (274, 473784), (304, 427029), (411, 315856), (456, 284686), (548, 236892), (822, 157928), (912, 142343), (1039, 124944), (1096, 118446), (1644, 78964), (2078, 62472), (2192, 59223), (2603, 49872), (3117, 41648), (3288, 39482), (4156, 31236), (5206, 24936), (6234, 20824), (6576, 19741), (7809, 16624), (8312, 15618), (10412, 12468)]

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