86908920

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{157}}^1\times {\mathrm{659}}^1$

素因数の和:837

約数の個数: 128

約数和(自身を含む): 300326400

約数和(自身を除く): 213417480

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 84, 105, 120, 140, 157, 168, 210, 280, 314, 420, 471, 628, 659, 785, 840, 942, 1099, 1256, 1318, 1570, 1884, 1977, 2198, 2355, 2636, 3140, 3295, 3297, 3768, 3954, 4396, 4613, 4710, 5272, 5495, 6280, 6590, 6594, 7908, 8792, 9226, 9420, 9885, 10990, 13180, 13188, 13839, 15816, 16485, 18452, 18840, 19770, 21980, 23065, 26360, 26376, 27678, 32970, 36904, 39540, 43960, 46130, 55356, 65940, 69195, 79080, 92260, 103463, 110712, 131880, 138390, 184520, 206926, 276780, 310389, 413852, 517315, 553560, 620778, 724241, 827704, 1034630, 1241556, 1448482, 1551945, 2069260, 2172723, 2483112, 2896964, 3103890, 3621205, 4138520, 4345446, 5793928, 6207780, 7242410, 8690892, 10863615, 12415560, 14484820, 17381784, 21727230, 28969640, 43454460, 86908920]

約数ペア:

[(1, 86908920), (2, 43454460), (3, 28969640), (4, 21727230), (5, 17381784), (6, 14484820), (7, 12415560), (8, 10863615), (10, 8690892), (12, 7242410), (14, 6207780), (15, 5793928), (20, 4345446), (21, 4138520), (24, 3621205), (28, 3103890), (30, 2896964), (35, 2483112), (40, 2172723), (42, 2069260), (56, 1551945), (60, 1448482), (70, 1241556), (84, 1034630), (105, 827704), (120, 724241), (140, 620778), (157, 553560), (168, 517315), (210, 413852), (280, 310389), (314, 276780), (420, 206926), (471, 184520), (628, 138390), (659, 131880), (785, 110712), (840, 103463), (942, 92260), (1099, 79080), (1256, 69195), (1318, 65940), (1570, 55356), (1884, 46130), (1977, 43960), (2198, 39540), (2355, 36904), (2636, 32970), (3140, 27678), (3295, 26376), (3297, 26360), (3768, 23065), (3954, 21980), (4396, 19770), (4613, 18840), (4710, 18452), (5272, 16485), (5495, 15816), (6280, 13839), (6590, 13188), (6594, 13180), (7908, 10990), (8792, 9885), (9226, 9420)]