13256520

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{61}}^1\times {\mathrm{1811}}^1$

素因数の和:1886

約数の個数: 64

約数和(自身を含む): 40443840

約数和(自身を除く): 27187320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 61, 120, 122, 183, 244, 305, 366, 488, 610, 732, 915, 1220, 1464, 1811, 1830, 2440, 3622, 3660, 5433, 7244, 7320, 9055, 10866, 14488, 18110, 21732, 27165, 36220, 43464, 54330, 72440, 108660, 110471, 217320, 220942, 331413, 441884, 552355, 662826, 883768, 1104710, 1325652, 1657065, 2209420, 2651304, 3314130, 4418840, 6628260, 13256520]

約数ペア:

[(1, 13256520), (2, 6628260), (3, 4418840), (4, 3314130), (5, 2651304), (6, 2209420), (8, 1657065), (10, 1325652), (12, 1104710), (15, 883768), (20, 662826), (24, 552355), (30, 441884), (40, 331413), (60, 220942), (61, 217320), (120, 110471), (122, 108660), (183, 72440), (244, 54330), (305, 43464), (366, 36220), (488, 27165), (610, 21732), (732, 18110), (915, 14488), (1220, 10866), (1464, 9055), (1811, 7320), (1830, 7244), (2440, 5433), (3622, 3660)]