138953040

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{578971}}^1$

素因数の和:578987

約数の個数: 40

約数和(自身を含む): 430755168

約数和(自身を除く): 291802128

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 578971, 1157942, 1736913, 2315884, 2894855, 3473826, 4631768, 5789710, 6947652, 8684565, 9263536, 11579420, 13895304, 17369130, 23158840, 27790608, 34738260, 46317680, 69476520, 138953040]

約数ペア:

[(1, 138953040), (2, 69476520), (3, 46317680), (4, 34738260), (5, 27790608), (6, 23158840), (8, 17369130), (10, 13895304), (12, 11579420), (15, 9263536), (16, 8684565), (20, 6947652), (24, 5789710), (30, 4631768), (40, 3473826), (48, 2894855), (60, 2315884), (80, 1736913), (120, 1157942), (240, 578971)]