About the Number

78142428

78142427 ← → 78142429

2進数表記:100101010000101101111011100

漢数字表記:七千八百十四万二千四百二十八

素因数分解:

2 2 × 3 3 × 7 1 × 13 1 × 7951 1

素因数の和:7984
約数の個数: 96
約数和(自身を含む): 249374720
約数和(自身を除く): 171232292

約数列:
[1, 2, 3, 4, 6, 7, 9, 12, 13, 14, 18, 21, 26, 27, 28, 36, 39, 42, 52, 54, 63, 78, 84, 91, 108, 117, 126, 156, 182, 189, 234, 252, 273, 351, 364, 378, 468, 546, 702, 756, 819, 1092, 1404, 1638, 2457, 3276, 4914, 7951, 9828, 15902, 23853, 31804, 47706, 55657, 71559, 95412, 103363, 111314, 143118, 166971, 206726, 214677, 222628, 286236, 310089, 333942, 413452, 429354, 500913, 620178, 667884, 723541, 858708, 930267, 1001826, 1240356, 1447082, 1502739, 1860534, 2003652, 2170623, 2790801, 2894164, 3005478, 3721068, 4341246, 5581602, 6010956, 6511869, 8682492, 11163204, 13023738, 19535607, 26047476, 39071214, 78142428]

約数ペア:
[(1, 78142428), (2, 39071214), (3, 26047476), (4, 19535607), (6, 13023738), (7, 11163204), (9, 8682492), (12, 6511869), (13, 6010956), (14, 5581602), (18, 4341246), (21, 3721068), (26, 3005478), (27, 2894164), (28, 2790801), (36, 2170623), (39, 2003652), (42, 1860534), (52, 1502739), (54, 1447082), (63, 1240356), (78, 1001826), (84, 930267), (91, 858708), (108, 723541), (117, 667884), (126, 620178), (156, 500913), (182, 429354), (189, 413452), (234, 333942), (252, 310089), (273, 286236), (351, 222628), (364, 214677), (378, 206726), (468, 166971), (546, 143118), (702, 111314), (756, 103363), (819, 95412), (1092, 71559), (1404, 55657), (1638, 47706), (2457, 31804), (3276, 23853), (4914, 15902), (7951, 9828)]

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