18078840

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{3863}}^1$

素因数の和:3893

約数の個数: 96

約数和(自身を含む): 63292320

約数和(自身を除く): 45213480

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 18, 20, 24, 26, 30, 36, 39, 40, 45, 52, 60, 65, 72, 78, 90, 104, 117, 120, 130, 156, 180, 195, 234, 260, 312, 360, 390, 468, 520, 585, 780, 936, 1170, 1560, 2340, 3863, 4680, 7726, 11589, 15452, 19315, 23178, 30904, 34767, 38630, 46356, 50219, 57945, 69534, 77260, 92712, 100438, 115890, 139068, 150657, 154520, 173835, 200876, 231780, 251095, 278136, 301314, 347670, 401752, 451971, 463560, 502190, 602628, 695340, 753285, 903942, 1004380, 1205256, 1390680, 1506570, 1807884, 2008760, 2259855, 3013140, 3615768, 4519710, 6026280, 9039420, 18078840]

約数ペア:

[(1, 18078840), (2, 9039420), (3, 6026280), (4, 4519710), (5, 3615768), (6, 3013140), (8, 2259855), (9, 2008760), (10, 1807884), (12, 1506570), (13, 1390680), (15, 1205256), (18, 1004380), (20, 903942), (24, 753285), (26, 695340), (30, 602628), (36, 502190), (39, 463560), (40, 451971), (45, 401752), (52, 347670), (60, 301314), (65, 278136), (72, 251095), (78, 231780), (90, 200876), (104, 173835), (117, 154520), (120, 150657), (130, 139068), (156, 115890), (180, 100438), (195, 92712), (234, 77260), (260, 69534), (312, 57945), (360, 50219), (390, 46356), (468, 38630), (520, 34767), (585, 30904), (780, 23178), (936, 19315), (1170, 15452), (1560, 11589), (2340, 7726), (3863, 4680)]