240245964

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{509}}^1\times {\mathrm{1873}}^1$

素因数の和:2399

約数の個数: 72

約数和(自身を含む): 695778720

約数和(自身を除く): 455532756

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 84, 126, 252, 509, 1018, 1527, 1873, 2036, 3054, 3563, 3746, 4581, 5619, 6108, 7126, 7492, 9162, 10689, 11238, 13111, 14252, 16857, 18324, 21378, 22476, 26222, 32067, 33714, 39333, 42756, 52444, 64134, 67428, 78666, 117999, 128268, 157332, 235998, 471996, 953357, 1906714, 2860071, 3813428, 5720142, 6673499, 8580213, 11440284, 13346998, 17160426, 20020497, 26693996, 34320852, 40040994, 60061491, 80081988, 120122982, 240245964]

約数ペア:

[(1, 240245964), (2, 120122982), (3, 80081988), (4, 60061491), (6, 40040994), (7, 34320852), (9, 26693996), (12, 20020497), (14, 17160426), (18, 13346998), (21, 11440284), (28, 8580213), (36, 6673499), (42, 5720142), (63, 3813428), (84, 2860071), (126, 1906714), (252, 953357), (509, 471996), (1018, 235998), (1527, 157332), (1873, 128268), (2036, 117999), (3054, 78666), (3563, 67428), (3746, 64134), (4581, 52444), (5619, 42756), (6108, 39333), (7126, 33714), (7492, 32067), (9162, 26222), (10689, 22476), (11238, 21378), (13111, 18324), (14252, 16857)]