155584520

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{42743}}^1$

素因数の和:42774

約数の個数: 64

約数和(自身を含む): 430859520

約数和(自身を除く): 275275000

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 20, 26, 28, 35, 40, 52, 56, 65, 70, 91, 104, 130, 140, 182, 260, 280, 364, 455, 520, 728, 910, 1820, 3640, 42743, 85486, 170972, 213715, 299201, 341944, 427430, 555659, 598402, 854860, 1111318, 1196804, 1496005, 1709720, 2222636, 2393608, 2778295, 2992010, 3889613, 4445272, 5556590, 5984020, 7779226, 11113180, 11968040, 15558452, 19448065, 22226360, 31116904, 38896130, 77792260, 155584520]

約数ペア:

[(1, 155584520), (2, 77792260), (4, 38896130), (5, 31116904), (7, 22226360), (8, 19448065), (10, 15558452), (13, 11968040), (14, 11113180), (20, 7779226), (26, 5984020), (28, 5556590), (35, 4445272), (40, 3889613), (52, 2992010), (56, 2778295), (65, 2393608), (70, 2222636), (91, 1709720), (104, 1496005), (130, 1196804), (140, 1111318), (182, 854860), (260, 598402), (280, 555659), (364, 427430), (455, 341944), (520, 299201), (728, 213715), (910, 170972), (1820, 85486), (3640, 42743)]